html {
    height: 100%;
    margin: 0;
    padding: 0;
    background-color: #00224a;
    background-repeat: no-repeat;
    background-position: center top;
    background-image: url(../images/background.png);
    background-image: -webkit-image-set(url(../images/background.png) 1x, url(../images/background@2x.png) 2x);
}
body {
    overflow-y: hidden;
    position: relative;
    min-width: 1024px;
    min-height: 768px;
    height: 100%;
    margin: 0;
    padding: 0;
    -webkit-background-size: cover;
    background-size: cover;
}
.text {
    position: absolute;
    top: 140px;
    left: 50%;
    transform: translateX(-50%);
}
#temp {
    display: block;
    position: absolute;
    top: 260px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    cursor: default;
    font-size: 20px;
    line-height: 28px;
    font-family: Microsoft YaHei;
}
#btn {
    display: none !important;
    position: absolute;
    top: 260px;
    left: 50%;
    transform: translateX(-50%);
}
#btn .disable {
    display: none;
}
#btn.enabled .enable {
    display: none;
}
#btn.enabled .disable {
    display: block;
}
.browser {
    position: absolute;
    top: 400px;
    left: 50%;
    transform: translateX(-50%);
}