body,
html {
    background: #f5f5f5;
}
.bg {
    background: #fff;
}
.sub-nav {
    background: #fff;
}
.model-banner {
    position: relative;
    z-index: 2;
}
.model-banner::before {
    position: absolute;
    content: '';
    top: -15px;
    left: -15px;
    /* bottom: -15px; */
    bottom: -20px;
    right: -15px;
    background: #fff;
    z-index: -1;
}
#main-list {
    padding-top: 30px;
}
#main-list ul {
    /* background: #fff; */
    position: relative;
    z-index: 2;
}
#main-list ul::before {
    position: absolute;
    content: '';
    top: 0px;
    left: -15px;
    bottom: -15px;
    right: -15px;
    background: #fff;
    z-index: -1;
}
.right-special {
    background: #fff;
    position: relative;
    top: -15px;
    height: 850px;
}
.special-center li::before {
    left: 9px;
}
.sub-list {
    /* background: #fff; */
}
@media only screen and (max-width: 768px) {
    #main-list｛
        /*padding-top: 0px;*/
    ｝
    .sub-list {
        margin-right: 0;
    }
    html,
    body {
        background: #fff;
    }
    .model-banner::before {
        content: '';
        position: absolute;
        top:0;
        left:0;
        bottom: 0;
        right: 0;
    }
    .sub-list {
        margin-right:0;
    }
}
.model-banner a {
    display: flex;
    height: 100%;
    width: 100%;
    overflow: hidden;
    align-items: center;
}
.model-banner {
    overflow: visible;
}
.swiper-container5 {
    height: 100%;
    overflow: hidden;
} 
.information .left-list {
    margin-right: 30px;
}
.information .left-list .sub-list ul {
    margin-top: -15px;
    margin-left: 15px;
}