2048.css

body{
    font-family:Arial, Helvetica, sans-serif;
    text-align: center;
    background-color: #faf8ef
}
.container {
    width: 550px; 
    margin: 0 auto;
    text-align: center;
    line-height:1rem;
}
.title {
    display: inline;
    color: #776e65;
    font-weight: 700;
    position: relative;
    top: 0.5rem;
}
.score{
    display: inline-block;
    padding: 1rem;
    text-align: center;
    background-color:#cdc1b5;
    border-radius:3px;
    min-width: 40px;
    font-size: 12px;
    height: 1.5rem;
    line-height: 0rem;
    font-weight: 700;
    color: #faf8ef;
    position: relative;
    width: 70px;
}
.best-score{
    display: inline-block;
    padding: 1rem;
    background-color:#cdc1b5;
    border-radius:3px;
    font-size: 12px;
    height: 1.5rem;
    line-height: 0rem;
    font-weight: 700;
    position: relative;
    color: #faf8ef;
    width: 70px;
}
.score-container{
    display: inline-block;
    position: relative;
    padding: 1rem;
    margin: 10px;
    margin-left: 0.5rem;
    margin-bottom: 0;
}
.intro{
    display: inline-block;
    font-size: 0.75em;
    text-align: left;
    margin: 0 0 0 69px;
    color: #776e65;
    float: left;
    position: static;
}
h1{
    text-align: left;
    font-size: 5rem;
    display: inline;
    margin-left: 1.5rem;
}
#scoreNow{
    font-size: 25px;
    display:block;
    margin-top: 1.5rem;
}
#BEST{
    font-size: 25px;
    display:block;
    margin-top: 1.5rem;
}
button{
    display: inline-block;
    border-radius: 3px;
    color: #f9f6f2;
    background-color:#8f7a66;
    height: 40px;
    width:8.7rem;
    border: none;
    font-weight: bold;
    font-size:1rem;
    margin-bottom:30px;
    margin-top: 1.25rem;
}
.pr{
    color: #eee4da;
}
#board {
    width: 400px;
    height: 400px;

    background-color: #cdc1b5;
    border: 5px solid #bbada0;

    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    border-radius:3px;
}
.block{
    width: 90px;
    height: 90px;
    border: 5px solid #bbada0;
    font-size: 40px;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius:3px;
}
.blur {
    opacity: 0.6;
}
.retry{
    position: absolute;
    z-index: 2;
    margin-top: 225px;
    margin-left: 133px;
}
.loser{
    font-size: 60px;
    font-weight: 700;
    height: 60px;
    margin-top: 160px;
    margin-left: 30px;
    z-index: 2;
    text-align: center;
    position: absolute;
    color:#776e65;
    opacity: 1;
}
.x2 {
    background-color: #eee4da;
    color: #727371;
}

.x4 {
    background-color: #ece0ca;
    color: #727371;
}

.x8 {
    background-color: #f4b17a;
    color: white;
}

.x16{
    background-color: #f59575;
    color: white;
}

.x32{
    background-color: #f57c5f;
    color: white;
}

.x64{
    background-color: #f65d3b;
    color: white;
}

.x128{
    background-color: #edce71;
    color: white;
}

.x256{
    background-color: #edcc63;
    color: white;
}

.x512{
    background-color: #edc651;
    color: white;
}

.x1024{
    background-color: #eec744;
    color: white;
}

.x2048{
    background-color: #ecc230;
    color: white;
}

.x4096 {
    background-color: #fe3d3d;
    color: white;
}

.x8192 {
    background-color: #ff2020;
    color: white;
}