.banner_c{width: 100%; height: 360px; background: #FFF;background-color:transparent; background-position: center; margin-top: -1px;
overflow: hidden; position: relative;margin: auto;}
.swiper-container{height: 360px;}
.swiper,.swiper-wrapper{width: 100%; height: 360px; float: left;}
.swiper-slide{ height: 100%;}
.swiper-button-prev{display: block; position: absolute; left: 0; width: 37px; height: 74px; background: url(../image/icon-next-hover.png);}

.swiper-button-prev{top: 50%;
    position: absolute;left:2% !important;
    z-index: 99;margin-top:-37px;width: 37px;height: 74px;background: url(../image/icon-pre.png) !important;}
.swiper-button-prev:hover{background: url(../image/icon-pre-hover.png) !important;}
.swiper-button-next{top: 50%;
    position: absolute;right:2%;
    z-index: 99;margin-top:-37px;display: block;
    width: 37px;
    height: 74px;background: url(../image/icon-next.png) !important;}
.swiper-button-next:hover{background: url(../image/icon-next-hover.png) !important;}