.slide-1 {
    .back_ground {
        background-image: url("http://static.leanote.top/ttxd/images/headpage/backgrund.jpg#{$version}");
        background-repeat: no-repeat;
        width: 640px;
        height: 1108px;
        //zoom: 0.5;
    }
    .item-image {
        width: 211px;
        height: 40px;
        background-repeat: no-repeat;
        background-image: url("http://static.leanote.top/ttxd/images/headpage/LOGO.png#{$version}");
        position: absolute;
        left: 53px;
        top: 35px;
    }
    .item-btn {
        width: 232px;
        height: 73px;
        background: transparent url("http://static.leanote.top/ttxd/images/headpage/btn.png#{$version}");
        background-repeat: no-repeat;
        position: absolute;
        top: 67.8%;
        left: 32.5%;
        border: none;
        z-index: 998;
    }
}