html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    background: #e6e7ec;
}

body {
    min-height: 800px;
}

#box {
    position: relative;
    margin: 50px auto;
    width: 450px;
    height: 510px;
    background: #e6e7ec;
}

#centent {
    position: absolute;
    width: 430px;
    height: 430px;
    border: 1px solid #9E9E9E;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0px 0px 5px 0px #9e9e9ed9;
    left: 10px;
    top: 20px;
}

#canvas {
    display: block;
    position: absolute;
    background: #F7E6B7;
    left: -10px;
    top: -10px;
}

#button,
#anew,
#state,
#winner {
    position: absolute;
    display: block;
    width: 40px;
    height: 40px;
    border-radius: 30px;
    outline: none;
    font-size: 10px;
    box-sizing: border-box;
    color: #00BCD4;
    background: #fff;
    border: none;
    box-shadow: 1px 1px 3px 1px #9e9e9e5e;
    top: 460px;
    left: 270px;
    user-select: none;
}

#anew {
    left: 220px;
}

#state {
    left: 321px;
    width: 120px;
}

#state .state-chess,
#winner .state-chess {
    position: absolute;
    width: 30px;
    height: 30px;
    top: 5px;
    left: 5px;
}

#state .chessName,
#winner .chessName {
    position: absolute;
    width: 60px;
    height: 30px;
    top: 5px;
    left: 40px;
    text-align: center;
    line-height: 30px;
    font-size: 15px;
}

#button:hover {
    transition: 1s all;
    background: #01BCFF;
    color: #fff;
}

#anew:hover {
    transition: 1s all;
    background: #1bb556;
    color: #fff;
}

#button:active,
#anew:active {
    transition-property: all;
    transition-duration: 1s;
    transition-timing-function: ease;
    transition-delay: 0s;
    transform: scale(.8);
}

.Bchess {
    position: absolute;
    width: 27px;
    height: 27px;
    border-radius: 30px;
    background: radial-gradient(#9E9E9E -100%, #000000 100%);
    box-shadow: 1px 1px 2px 0px #0000006e;
    font-size: 10px;
    line-height: 27px;
    text-align: center;
    color: #fff;
}

.Wchess {
    position: absolute;
    width: 27px;
    height: 27px;
    border-radius: 30px;
    background: radial-gradient( #e4e4e4 10%, #b7aaaa);
    box-shadow: 1px 1px 2px 0px #0000006e;
    font-size: 10px;
    line-height: 27px;
    text-align: center;
    color: #000000;
}

#winner {
    width: 120px;
    left: 12px;
    display: none;
}