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# 2048 # 2048
A small clone of [1024](https://play.google.com/store/apps/details?id=com.veewo.a1024), based on [Saming's 2048](saming.fr/p/2048/) (also a clone). A small clone of [1024](https://play.google.com/store/apps/details?id=com.veewo.a1024), based on [Saming's 2048](saming.fr/p/2048/) (also a clone).
   
Made just for fun. Made just for fun. [Play it here!](http://gabrielecirulli.github.io/2048/)
   
[![Screenshot](http://pictures.gabrielecirulli.com/2048-20140305-231246.png)](http://pictures.gabrielecirulli.com/2048-20140305-231246.png) [![Screenshot](http://pictures.gabrielecirulli.com/2048-20140309-234100.png)](http://pictures.gabrielecirulli.com/2048-20140309-234100.png)
   
@import url(fonts/clear-sans.css); @import url(fonts/clear-sans.css);
html, body { html, body {
margin: 0; margin: 0;
padding: 0; padding: 0;
background: #faf8ef; background: #faf8ef;
color: #776e65; color: #776e65;
font-family: "Clear Sans", "Helvetica Neue", Arial, sans-serif; font-family: "Clear Sans", "Helvetica Neue", Arial, sans-serif;
font-size: 18px; } font-size: 18px; }
   
body { body {
margin: 80px 0; } margin: 80px 0; }
   
.heading:after { .heading:after {
content: ""; content: "";
display: block; display: block;
clear: both; } clear: both; }
   
h1.title { h1.title {
font-size: 80px; font-size: 80px;
font-weight: bold; font-weight: bold;
margin: 0; margin: 0;
display: block; display: block;
float: left; } float: left; }
   
@-webkit-keyframes move-up { @-webkit-keyframes move-up {
0% { 0% {
top: 25px; top: 25px;
opacity: 1; } opacity: 1; }
   
100% { 100% {
top: -50px; top: -50px;
opacity: 0; } } opacity: 0; } }
   
@-moz-keyframes move-up { @-moz-keyframes move-up {
0% { 0% {
top: 25px; top: 25px;
opacity: 1; } opacity: 1; }
   
100% { 100% {
top: -50px; top: -50px;
opacity: 0; } } opacity: 0; } }
   
@keyframes move-up { @keyframes move-up {
0% { 0% {
top: 25px; top: 25px;
opacity: 1; } opacity: 1; }
   
100% { 100% {
top: -50px; top: -50px;
opacity: 0; } } opacity: 0; } }
   
.score-container { .score-container {
position: relative; position: relative;
float: right; float: right;
background: #bbada0; background: #bbada0;
padding: 15px 20px; padding: 15px 25px;
font-size: 25px; font-size: 25px;
height: 25px; height: 25px;
line-height: 47px; line-height: 47px;
font-weight: bold; font-weight: bold;
border-radius: 3px; border-radius: 3px;
color: white; color: white;
margin-top: 8px; } margin-top: 8px; }
.score-container:after { .score-container:after {
position: absolute; position: absolute;
width: 100%; width: 100%;
top: 10px; top: 10px;
left: 0; left: 0;
content: "Score"; content: "Score";
text-transform: uppercase; text-transform: uppercase;
font-size: 13px; font-size: 13px;
line-height: 13px; line-height: 13px;
text-align: center; text-align: center;
color: #eee4da; } color: #eee4da; }
.score-container .score-addition { .score-container .score-addition {
position: absolute; position: absolute;
right: 30px; right: 30px;
color: red; color: red;
font-size: 25px; font-size: 25px;
line-height: 25px; line-height: 25px;
font-weight: bold; font-weight: bold;
color: rgba(119, 110, 101, 0.9); color: rgba(119, 110, 101, 0.9);
z-index: 100; z-index: 100;
-webkit-animation: move-up 600ms ease-in; -webkit-animation: move-up 600ms ease-in;
-moz-animation: move-up 600ms ease-in; -moz-animation: move-up 600ms ease-in;
-webkit-animation-fill-mode: both; -webkit-animation-fill-mode: both;
-moz-animation-fill-mode: both; } -moz-animation-fill-mode: both; }
   
p { p {
margin-top: 0; margin-top: 0;
margin-bottom: 10px; margin-bottom: 10px;
line-height: 1.65; } line-height: 1.65; }
   
a { a {
color: #776e65; color: #776e65;
font-weight: bold; font-weight: bold;
text-decoration: underline; } text-decoration: underline; }
   
strong.important { strong.important {
text-transform: uppercase; } text-transform: uppercase; }
   
hr { hr {
border: none; border: none;
border-bottom: 1px solid #d8d4d0; border-bottom: 1px solid #d8d4d0;
margin-top: 20px; margin-top: 20px;
margin-bottom: 30px; } margin-bottom: 30px; }
   
.container { .container {
width: 500px; width: 500px;
margin: 0 auto; } margin: 0 auto; }
   
@-webkit-keyframes fade-in { @-webkit-keyframes fade-in {
0% { 0% {
opacity: 0; } opacity: 0; }
   
100% { 100% {
opacity: 1; } } opacity: 1; } }
   
@-moz-keyframes fade-in { @-moz-keyframes fade-in {
0% { 0% {
opacity: 0; } opacity: 0; }
   
100% { 100% {
opacity: 1; } } opacity: 1; } }
   
@keyframes fade-in { @keyframes fade-in {
0% { 0% {
opacity: 0; } opacity: 0; }
   
100% { 100% {
opacity: 1; } } opacity: 1; } }
   
.game-container { .game-container {
margin-top: 40px; margin-top: 40px;
position: relative; position: relative;
padding: 15px; padding: 15px;
cursor: default; cursor: default;
-webkit-touch-callout: none; -webkit-touch-callout: none;
-webkit-user-select: none; -webkit-user-select: none;
-moz-user-select: none; -moz-user-select: none;
background: #bbada0; background: #bbada0;
border-radius: 6px; border-radius: 6px;
width: 500px; width: 500px;
height: 500px; height: 500px;
box-sizing: border-box; } box-sizing: border-box; }
.game-container.game-over:after, .game-container.game-won:after { .game-container.game-over:after, .game-container.game-won:after {
position: absolute; position: absolute;
top: 0; top: 0;
right: 0; right: 0;
bottom: 0; bottom: 0;
left: 0; left: 0;
display: block; display: block;
background: rgba(238, 228, 218, 0.5); background: rgba(238, 228, 218, 0.5);
text-align: center; text-align: center;
height: 500px; height: 500px;
line-height: 500px; line-height: 500px;
z-index: 100; z-index: 100;
font-size: 60px; font-size: 60px;
font-weight: bold; font-weight: bold;
-webkit-animation: fade-in 800ms ease 1200ms; -webkit-animation: fade-in 800ms ease 1200ms;
-moz-animation: fade-in 800ms ease 1200ms; -moz-animation: fade-in 800ms ease 1200ms;
-webkit-animation-fill-mode: both; -webkit-animation-fill-mode: both;
-moz-animation-fill-mode: both; } -moz-animation-fill-mode: both; }
.game-container.game-over:after { .game-container.game-over:after {
content: "Game over!"; } content: "Game over!"; }
.game-container.game-won:after { .game-container.game-won:after {
content: "You win!"; content: "You win!";
background: rgba(237, 194, 46, 0.5); background: rgba(237, 194, 46, 0.5);
color: #f9f6f2; } color: #f9f6f2; }
   
.grid-container { .grid-container {
position: absolute; position: absolute;
z-index: 1; } z-index: 1; }
   
.grid-row { .grid-row {
margin-bottom: 15px; } margin-bottom: 15px; }
.grid-row:last-child { .grid-row:last-child {
margin-bottom: 0; } margin-bottom: 0; }
.grid-row:after { .grid-row:after {
content: ""; content: "";
display: block; display: block;
clear: both; } clear: both; }
   
.grid-cell { .grid-cell {
width: 106.25px; width: 106.25px;
height: 106.25px; height: 106.25px;
margin-right: 15px; margin-right: 15px;
float: left; float: left;
border-radius: 3px; border-radius: 3px;
background: rgba(238, 228, 218, 0.35); } background: rgba(238, 228, 218, 0.35); }
.grid-cell:last-child { .grid-cell:last-child {
margin-right: 0; } margin-right: 0; }
   
.tile-container { .tile-container {
position: absolute; position: absolute;
z-index: 2; } z-index: 2; }
   
.tile { .tile {
background: red; background: red;
width: 106.25px; width: 106.25px;
height: 106.25px; height: 106.25px;
border-radius: 3px; border-radius: 3px;
background: #eee4da; background: #eee4da;
text-align: center; text-align: center;
line-height: 116.25px; line-height: 116.25px;
font-size: 55px; font-size: 55px;
font-weight: bold; font-weight: bold;
z-index: 10; z-index: 10;
-webkit-transition: 100ms ease-in-out; -webkit-transition: 100ms ease-in-out;
-moz-transition: 100ms ease-in-out; -moz-transition: 100ms ease-in-out;
-webkit-transition-property: top, left; -webkit-transition-property: top, left;
-moz-transition-property: top, left; } -moz-transition-property: top, left; }
.tile.tile-position-1-1 { .tile.tile-position-1-1 {
position: absolute; position: absolute;
left: 0px; left: 0px;
top: 0px; } top: 0px; }
.tile.tile-position-1-2 { .tile.tile-position-1-2 {
position: absolute; position: absolute;
left: 0px; left: 0px;
top: 121px; } top: 121px; }
.tile.tile-position-1-3 { .tile.tile-position-1-3 {
position: absolute; position: absolute;
left: 0px; left: 0px;
top: 243px; } top: 243px; }
.tile.tile-position-1-4 { .tile.tile-position-1-4 {
position: absolute; position: absolute;
left: 0px; left: 0px;
top: 364px; } top: 364px; }
.tile.tile-position-2-1 { .tile.tile-position-2-1 {
position: absolute; position: absolute;
left: 121px; left: 121px;
top: 0px; } top: 0px; }
.tile.tile-position-2-2 { .tile.tile-position-2-2 {
position: absolute; position: absolute;
left: 121px; left: 121px;
top: 121px; } top: 121px; }
.tile.tile-position-2-3 { .tile.tile-position-2-3 {
position: absolute; position: absolute;
left: 121px; left: 121px;
top: 243px; } top: 243px; }
.tile.tile-position-2-4 { .tile.tile-position-2-4 {
position: absolute; position: absolute;
left: 121px; left: 121px;
top: 364px; } top: 364px; }
.tile.tile-position-3-1 { .tile.tile-position-3-1 {
position: absolute; position: absolute;
left: 243px; left: 243px;
top: 0px; } top: 0px; }
.tile.tile-position-3-2 { .tile.tile-position-3-2 {
position: absolute; position: absolute;
left: 243px; left: 243px;
top: 121px; } top: 121px; }
.tile.tile-position-3-3 { .tile.tile-position-3-3 {
position: absolute; position: absolute;
left: 243px; left: 243px;
top: 243px; } top: 243px; }
.tile.tile-position-3-4 { .tile.tile-position-3-4 {
position: absolute; position: absolute;
left: 243px; left: 243px;
top: 364px; } top: 364px; }
.tile.tile-position-4-1 { .tile.tile-position-4-1 {
position: absolute; position: absolute;
left: 364px; left: 364px;
top: 0px; } top: 0px; }
.tile.tile-position-4-2 { .tile.tile-position-4-2 {
position: absolute; position: absolute;
left: 364px; left: 364px;
top: 121px; } top: 121px; }
.tile.tile-position-4-3 { .tile.tile-position-4-3 {
position: absolute; position: absolute;
left: 364px; left: 364px;
top: 243px; } top: 243px; }
.tile.tile-position-4-4 { .tile.tile-position-4-4 {
position: absolute; position: absolute;
left: 364px; left: 364px;
top: 364px; } top: 364px; }
.tile.tile-2 { .tile.tile-2 {
background: #eee4da; background: #eee4da;
box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0), inset 0 0 0 1px rgba(255, 255, 255, 0); } box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0), inset 0 0 0 1px rgba(255, 255, 255, 0); }
.tile.tile-4 { .tile.tile-4 {
background: #ede0c8; background: #ede0c8;
box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0), inset 0 0 0 1px rgba(255, 255, 255, 0); } box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0), inset 0 0 0 1px rgba(255, 255, 255, 0); }
.tile.tile-8 { .tile.tile-8 {
color: #f9f6f2; color: #f9f6f2;
background: #f2b179; } background: #f2b179; }
.tile.tile-16 { .tile.tile-16 {
color: #f9f6f2; color: #f9f6f2;
background: #f59563; } background: #f59563; }
.tile.tile-32 { .tile.tile-32 {
color: #f9f6f2; color: #f9f6f2;
background: #f67c5f; } background: #f67c5f; }
.tile.tile-64 { .tile.tile-64 {
color: #f9f6f2; color: #f9f6f2;
background: #f65e3b; } background: #f65e3b; }
.tile.tile-128 { .tile.tile-128 {
color: #f9f6f2; color: #f9f6f2;
background: #edcf72; background: #edcf72;
box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.2381), inset 0 0 0 1px rgba(255, 255, 255, 0.14286); box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.2381), inset 0 0 0 1px rgba(255, 255, 255, 0.14286);
font-size: 45px; } font-size: 45px; }
.tile.tile-256 { .tile.tile-256 {
color: #f9f6f2; color: #f9f6f2;
background: #edcc61; background: #edcc61;
box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.31746), inset 0 0 0 1px rgba(255, 255, 255, 0.19048); box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.31746), inset 0 0 0 1px rgba(255, 255, 255, 0.19048);
font-size: 45px; } font-size: 45px; }
.tile.tile-512 { .tile.tile-512 {
color: #f9f6f2; color: #f9f6f2;
background: #edc850; background: #edc850;
box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.39683), inset 0 0 0 1px rgba(255, 255, 255, 0.2381); box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.39683), inset 0 0 0 1px rgba(255, 255, 255, 0.2381);
font-size: 45px; } font-size: 45px; }
.tile.tile-1024 { .tile.tile-1024 {
color: #f9f6f2; color: #f9f6f2;
background: #edc53f; background: #edc53f;
box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.47619), inset 0 0 0 1px rgba(255, 255, 255, 0.28571); box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.47619), inset 0 0 0 1px rgba(255, 255, 255, 0.28571);
font-size: 35px; } font-size: 35px; }
.tile.tile-2048 { .tile.tile-2048 {
color: #f9f6f2; color: #f9f6f2;
background: #edc22e; background: #edc22e;
box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.55556), inset 0 0 0 1px rgba(255, 255, 255, 0.33333); box-shadow: 0 0 30px 10px rgba(243, 215, 116, 0.55556), inset 0 0 0 1px rgba(255, 255, 255, 0.33333);
font-size: 35px; } font-size: 35px; }
   
@-webkit-keyframes appear { @-webkit-keyframes appear {
0% { 0% {
opacity: 0; opacity: 0;
-webkit-transform: scale(0); } -webkit-transform: scale(0); }
   
100% { 100% {
opacity: 1; opacity: 1;
-webkit-transform: scale(1); } } -webkit-transform: scale(1); } }
   
@-moz-keyframes appear { @-moz-keyframes appear {
0% { 0% {
opacity: 0; opacity: 0;
-webkit-transform: scale(0); } -webkit-transform: scale(0); }
   
100% { 100% {
opacity: 1; opacity: 1;
-webkit-transform: scale(1); } } -webkit-transform: scale(1); } }
   
@keyframes appear { @keyframes appear {
0% { 0% {
opacity: 0; opacity: 0;
-webkit-transform: scale(0); } -webkit-transform: scale(0); }
   
100% { 100% {
opacity: 1; opacity: 1;
-webkit-transform: scale(1); } } -webkit-transform: scale(1); } }
   
.tile-new { .tile-new {
-webkit-animation: appear 200ms ease 100ms; -webkit-animation: appear 200ms ease 100ms;
-moz-animation: appear 200ms ease 100ms; -moz-animation: appear 200ms ease 100ms;
-webkit-animation-fill-mode: both; -webkit-animation-fill-mode: both;
-moz-animation-fill-mode: both; } -moz-animation-fill-mode: both; }
   
@-webkit-keyframes pop { @-webkit-keyframes pop {
0% { 0% {
-webkit-transform: scale(0); } -webkit-transform: scale(0); }
   
50% { 50% {
-webkit-transform: scale(1.2); } -webkit-transform: scale(1.2); }
   
100% { 100% {
-webkit-transform: scale(1); } } -webkit-transform: scale(1); } }
   
@-moz-keyframes pop { @-moz-keyframes pop {
0% { 0% {
-webkit-transform: scale(0); } -webkit-transform: scale(0); }
   
50% { 50% {
-webkit-transform: scale(1.2); } -webkit-transform: scale(1.2); }
   
100% { 100% {
-webkit-transform: scale(1); } } -webkit-transform: scale(1); } }
   
@keyframes pop { @keyframes pop {
0% { 0% {
-webkit-transform: scale(0); } -webkit-transform: scale(0); }
   
50% { 50% {
-webkit-transform: scale(1.2); } -webkit-transform: scale(1.2); }
   
100% { 100% {
-webkit-transform: scale(1); } } -webkit-transform: scale(1); } }
   
.tile-merged { .tile-merged {
z-index: 20; z-index: 20;
-webkit-animation: pop 200ms ease 100ms; -webkit-animation: pop 200ms ease 100ms;
-moz-animation: pop 200ms ease 100ms; -moz-animation: pop 200ms ease 100ms;
-webkit-animation-fill-mode: both; -webkit-animation-fill-mode: both;
-moz-animation-fill-mode: both; } -moz-animation-fill-mode: both; }
   
.game-intro { .game-intro {
margin-bottom: 0; } margin-bottom: 0; }
   
.game-explanation { .game-explanation {
margin-top: 50px; } margin-top: 50px; }
   
@import "helpers"; @import "helpers";
@import "fonts/clear-sans.css"; @import "fonts/clear-sans.css";
   
$field-width: 500px; $field-width: 500px;
$grid-spacing: 15px; $grid-spacing: 15px;
$grid-row-cells: 4; $grid-row-cells: 4;
$tile-size: ($field-width - $grid-spacing * ($grid-row-cells + 1)) / $grid-row-cells; $tile-size: ($field-width - $grid-spacing * ($grid-row-cells + 1)) / $grid-row-cells;
$tile-border-radius: 3px; $tile-border-radius: 3px;
   
$text-color: #776E65; $text-color: #776E65;
$bright-text-color: #f9f6f2; $bright-text-color: #f9f6f2;
   
$tile-color: #eee4da; $tile-color: #eee4da;
$tile-gold-color: #edc22e; $tile-gold-color: #edc22e;
$tile-gold-glow-color: lighten($tile-gold-color, 15%); $tile-gold-glow-color: lighten($tile-gold-color, 15%);
   
$game-container-background: #bbada0; $game-container-background: #bbada0;
   
$transition-speed: 100ms; $transition-speed: 100ms;
   
html, body { html, body {
margin: 0; margin: 0;
padding: 0; padding: 0;
   
background: #faf8ef; background: #faf8ef;
color: $text-color; color: $text-color;
font-family: "Clear Sans", "Helvetica Neue", Arial, sans-serif; font-family: "Clear Sans", "Helvetica Neue", Arial, sans-serif;
font-size: 18px; font-size: 18px;
} }
   
body { body {
margin: 80px 0; margin: 80px 0;
} }
   
.heading:after { .heading:after {
content: ""; content: "";
display: block; display: block;
clear: both; clear: both;
} }
   
h1.title { h1.title {
font-size: 80px; font-size: 80px;
font-weight: bold; font-weight: bold;
margin: 0; margin: 0;
display: block; display: block;
float: left; float: left;
} }
   
@include keyframes(move-up) { @include keyframes(move-up) {
0% { 0% {
top: 25px; top: 25px;
opacity: 1; opacity: 1;
} }
   
100% { 100% {
top: -50px; top: -50px;
opacity: 0; opacity: 0;
} }
} }
   
.score-container { .score-container {
$height: 25px; $height: 25px;
   
position: relative; position: relative;
float: right; float: right;
background: $game-container-background; background: $game-container-background;
padding: 15px 20px; padding: 15px 25px;
font-size: $height; font-size: $height;
height: $height; height: $height;
line-height: $height + 22px; line-height: $height + 22px;
font-weight: bold; font-weight: bold;
border-radius: 3px; border-radius: 3px;
color: white; color: white;
margin-top: 8px; margin-top: 8px;
   
&:after { &:after {
position: absolute; position: absolute;
width: 100%; width: 100%;
top: 10px; top: 10px;
left: 0; left: 0;
content: "Score"; content: "Score";
text-transform: uppercase; text-transform: uppercase;
font-size: 13px; font-size: 13px;
line-height: 13px; line-height: 13px;
text-align: center; text-align: center;
color: $tile-color; color: $tile-color;
} }
   
.score-addition { .score-addition {
position: absolute; position: absolute;
right: 30px; right: 30px;
color: red; color: red;
font-size: $height; font-size: $height;
line-height: $height; line-height: $height;
font-weight: bold; font-weight: bold;
color: rgba($text-color, .9); color: rgba($text-color, .9);
z-index: 100; z-index: 100;
@include animation(move-up 600ms ease-in); @include animation(move-up 600ms ease-in);
@include animation-fill-mode(both); @include animation-fill-mode(both);
} }
} }
   
p { p {
margin-top: 0; margin-top: 0;
margin-bottom: 10px; margin-bottom: 10px;
line-height: 1.65; line-height: 1.65;
} }
   
a { a {
color: $text-color; color: $text-color;
font-weight: bold; font-weight: bold;
text-decoration: underline; text-decoration: underline;
} }
   
strong { strong {
&.important { &.important {
text-transform: uppercase; text-transform: uppercase;
} }
} }
   
hr { hr {
border: none; border: none;
border-bottom: 1px solid lighten($text-color, 40%); border-bottom: 1px solid lighten($text-color, 40%);
margin-top: 20px; margin-top: 20px;
margin-bottom: 30px; margin-bottom: 30px;
} }
   
.container { .container {
width: $field-width; width: $field-width;
margin: 0 auto; margin: 0 auto;
} }
   
@include keyframes(fade-in) { @include keyframes(fade-in) {
0% { 0% {
opacity: 0; opacity: 0;
} }
   
100% { 100% {
opacity: 1; opacity: 1;
} }
} }
   
.game-container { .game-container {
margin-top: 40px; margin-top: 40px;
position: relative; position: relative;
padding: $grid-spacing; padding: $grid-spacing;
   
cursor: default; cursor: default;
-webkit-touch-callout: none; -webkit-touch-callout: none;
-webkit-user-select: none; -webkit-user-select: none;
-moz-user-select: none; -moz-user-select: none;
   
background: $game-container-background; background: $game-container-background;
border-radius: $tile-border-radius * 2; border-radius: $tile-border-radius * 2;
width: $field-width; width: $field-width;
height: $field-width; height: $field-width;
box-sizing: border-box; box-sizing: border-box;
   
&.game-over, &.game-won { &.game-over, &.game-won {
&:after { &:after {
position: absolute; position: absolute;
top: 0; top: 0;
right: 0; right: 0;
bottom: 0; bottom: 0;
left: 0; left: 0;
display: block; display: block;
background: rgba($tile-color, .5); background: rgba($tile-color, .5);
text-align: center; text-align: center;
height: $field-width; height: $field-width;
line-height: $field-width; line-height: $field-width;
z-index: 100; z-index: 100;
font-size: 60px; font-size: 60px;
font-weight: bold; font-weight: bold;
   
@include animation(fade-in 800ms ease $transition-speed * 12); @include animation(fade-in 800ms ease $transition-speed * 12);
@include animation-fill-mode(both); @include animation-fill-mode(both);
} }
} }
   
&.game-over:after { &.game-over:after {
content: "Game over!"; content: "Game over!";
} }
   
&.game-won:after { &.game-won:after {
content: "You win!"; content: "You win!";
background: rgba($tile-gold-color, .5); background: rgba($tile-gold-color, .5);
color: $bright-text-color; color: $bright-text-color;
} }
} }
   
.grid-container { .grid-container {
position: absolute; position: absolute;
z-index: 1; z-index: 1;
} }
   
.grid-row { .grid-row {
margin-bottom: $grid-spacing; margin-bottom: $grid-spacing;
   
&:last-child { &:last-child {
margin-bottom: 0; margin-bottom: 0;
} }
   
&:after { &:after {
content: ""; content: "";
display: block; display: block;
clear: both; clear: both;
} }
} }
   
.grid-cell { .grid-cell {
width: $tile-size; width: $tile-size;
height: $tile-size; height: $tile-size;
margin-right: $grid-spacing; margin-right: $grid-spacing;
float: left; float: left;
   
border-radius: $tile-border-radius; border-radius: $tile-border-radius;
   
background: rgba($tile-color, .35); background: rgba($tile-color, .35);
   
&:last-child { &:last-child {
margin-right: 0; margin-right: 0;
} }
} }
   
.tile-container { .tile-container {
position: absolute; position: absolute;
z-index: 2; z-index: 2;
} }
   
.tile { .tile {
background: red; background: red;
width: $tile-size; width: $tile-size;
height: $tile-size; height: $tile-size;
border-radius: $tile-border-radius; border-radius: $tile-border-radius;
   
background: $tile-color; background: $tile-color;
text-align: center; text-align: center;
line-height: $tile-size + 10px; line-height: $tile-size + 10px;
font-size: 55px; font-size: 55px;
font-weight: bold; font-weight: bold;
z-index: 10; z-index: 10;
   
@include transition($transition-speed ease-in-out); @include transition($transition-speed ease-in-out);
@include transition-property(top, left); @include transition-property(top, left);
   
// Build position classes // Build position classes
@for $x from 1 through $grid-row-cells { @for $x from 1 through $grid-row-cells {
@for $y from 1 through $grid-row-cells { @for $y from 1 through $grid-row-cells {
&.tile-position-#{$x}-#{$y} { &.tile-position-#{$x}-#{$y} {
position: absolute; position: absolute;
left: round(($tile-size + $grid-spacing) * ($x - 1)); left: round(($tile-size + $grid-spacing) * ($x - 1));
top: round(($tile-size + $grid-spacing) * ($y - 1)); top: round(($tile-size + $grid-spacing) * ($y - 1));
} }
} }
} }
   
$base: 2; $base: 2;
$exponent: 1; $exponent: 1;
$limit: 11; $limit: 11;
   
// Colors for all 11 states, false = no special color // Colors for all 11 states, false = no special color
$special-colors: false false, // 2 $special-colors: false false, // 2
false false, // 4 false false, // 4
#f78e48 true, // 8 #f78e48 true, // 8
#fc5e2e true, // 16 #fc5e2e true, // 16
#ff3333 true, // 32 #ff3333 true, // 32
#ff0000 true, // 64 #ff0000 true, // 64
false true, // 128 false true, // 128
false true, // 256 false true, // 256
false true, // 512 false true, // 512
false true, // 1024 false true, // 1024
false true; // 2048 false true; // 2048
   
// Build tile colors // Build tile colors
@while $exponent <= $limit { @while $exponent <= $limit {
$power: pow($base, $exponent); $power: pow($base, $exponent);
   
&.tile-#{$power} { &.tile-#{$power} {
// Calculate base background color // Calculate base background color
$gold-percent: ($exponent - 1) / ($limit - 1) * 100; $gold-percent: ($exponent - 1) / ($limit - 1) * 100;
$mixed-background: mix($tile-gold-color, $tile-color, $gold-percent); $mixed-background: mix($tile-gold-color, $tile-color, $gold-percent);
   
$nth-color: nth($special-colors, $exponent); $nth-color: nth($special-colors, $exponent);
   
$special-background: nth($nth-color, 1); $special-background: nth($nth-color, 1);
$bright-color: nth($nth-color, 2); $bright-color: nth($nth-color, 2);
   
@if $special-background { @if $special-background {
$mixed-background: mix($special-background, $mixed-background, 55%); $mixed-background: mix($special-background, $mixed-background, 55%);
} }
   
@if $bright-color { @if $bright-color {
color: $bright-text-color; color: $bright-text-color;
} }
   
// Set background // Set background
background: $mixed-background; background: $mixed-background;
   
// Add glow // Add glow
$glow-opacity: max($exponent - 4, 0) / ($limit - 4); $glow-opacity: max($exponent - 4, 0) / ($limit - 4);
   
@if not $special-background { @if not $special-background {
box-shadow: 0 0 30px 10px rgba($tile-gold-glow-color, $glow-opacity / 1.8), box-shadow: 0 0 30px 10px rgba($tile-gold-glow-color, $glow-opacity / 1.8),
inset 0 0 0 1px rgba(white, $glow-opacity / 3); inset 0 0 0 1px rgba(white, $glow-opacity / 3);
} }
   
// Adjust font size for bigger numbers // Adjust font size for bigger numbers
@if $power >= 100 and $power < 1000 { @if $power >= 100 and $power < 1000 {
font-size: 45px; font-size: 45px;
} @else if $power >= 1000 { } @else if $power >= 1000 {
font-size: 35px; font-size: 35px;
} }
} }
   
$exponent: $exponent + 1; $exponent: $exponent + 1;
} }
} }
   
@include keyframes(appear) { @include keyframes(appear) {
0% { 0% {
// -webkit-transform: scale(1.5); // -webkit-transform: scale(1.5);
opacity: 0; opacity: 0;
-webkit-transform: scale(0); -webkit-transform: scale(0);
} }
   
100% { 100% {
// -webkit-transform: scale(1); // -webkit-transform: scale(1);
opacity: 1; opacity: 1;
-webkit-transform: scale(1); -webkit-transform: scale(1);
} }
} }
   
.tile-new { .tile-new {
@include animation(appear 200ms ease $transition-speed); @include animation(appear 200ms ease $transition-speed);
@include animation-fill-mode(both); @include animation-fill-mode(both);
} }
   
@include keyframes(pop) { @include keyframes(pop) {
0% { 0% {
-webkit-transform: scale(0); -webkit-transform: scale(0);
// opacity: 0; // opacity: 0;
} }
   
50% { 50% {
-webkit-transform: scale(1.2); -webkit-transform: scale(1.2);
} }
   
100% { 100% {
-webkit-transform: scale(1); -webkit-transform: scale(1);
// opacity: 1; // opacity: 1;
} }
} }
   
.tile-merged { .tile-merged {
z-index: 20; z-index: 20;
@include animation(pop 200ms ease $transition-speed); @include animation(pop 200ms ease $transition-speed);
@include animation-fill-mode(both); @include animation-fill-mode(both);
} }
   
.game-intro { .game-intro {
margin-bottom: 0; margin-bottom: 0;
} }
   
.game-explanation { .game-explanation {
margin-top: 50px; margin-top: 50px;
} }
   
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