* {
    padding: 0;
    border: 0;
    margin: 0;
    box-sizing: border-box;
}
html, body {
    height: 100%;
    overflow: hidden;
}
body {
    width: 100%;
    background-color: #11121c;
    min-width: 1000px;
    margin: 0;
}
/* 广告位 */
.advBigImg {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: auto;
    z-index: 11;
    line-height: 0;
}
.advBigImg img {
    display: block;
    width: 100%;
    vertical-align: top;
}
.advBigClose {
    position: absolute;
    top: 12%;
    right: 15%;
    width: 40px;
    height: 40px;
    background: url("../images/pop_close.png") no-repeat;
    background-size: 100% 100%;
    -webkit-transition: transform 0.4s linear;
    transition: transform 0.4s linear;
}
.advBigClose:hover {
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
}