.slide_box {width:480px;height:320px;overflow:hidden;position:relative;z-index:1;}
.slide_box ul {padding:0;}
.slide_box ul li {width:480px;}
.slide_box .slide_box_num {position:absolute;right:10px;bottom:10px;z-index:1;}
.slide_box .slide_box_num li {width:16px;height:16px;float:left;background:#ffffff;margin-left:5px;border-radius:16px;}
.slide_box .slide_box_num li.active {background:#3daafc}
.slide_box_img {position:absolute;left:0;top:0;}
.slide_box_img li {float:left;}
.slide_box_img li img {width:480px;height:320px;}
.slide_box_info_shade {height:40px;line-height:40px;width:100%;background-color:#000000;opacity:0.5;position:absolute;left:0;bottom:0;}
.slide_box_info_title {position:absolute;left:10px;bottom:3px;color:#fff;height:30px;line-height:30px;}
.slide_box_info_title ul li {white-space:nowrap;text-overflow:ellipsis;overflow:hidden;width:100%;}
.slide_box_info_title li {font-size:16px;}
.slide_box:hover .slide_box_arrow_left {display:block;}
.slide_box:hover .slide_box_arrow_right {display:block;}
.slide_box_arrow_left {cursor:pointer;display:none;position:absolute;left:15px;top:180px;width:30px;height:30px;border-top:10px solid #33333388;border-right:10px solid #33333388;transform:rotate(225deg);}
.slide_box_arrow_right {cursor:pointer;display:none;position:absolute;right:15px;top:180px;width:30px;height:30px;border-top:10px solid #33333388;border-right:10px solid #33333388;transform:rotate(45deg);}
@media screen and (min-width:375px) and (max-width:1199px) {
    .slide_box {width:100vw;height:55vw;overflow:hidden;position:relative;z-index:1;}
    .slide_box ul {padding:0;}
    .slide_box ul li {width:100vw;}
    .slide_box .slide_box_num {position:absolute;right:3vw;bottom:1.5vw;z-index:1;}
    .slide_box .slide_box_num li {width:3vw;height:3vw;float:left;background:#ffffff;margin-left:1.5vw;border-radius:3vw;}
    .slide_box .slide_box_num li.active {background:#3daafc}
    .slide_box_img {position:absolute;left:0;top:0;}
    .slide_box_img li {float:left;}
    .slide_box_img li img {width:100vw;height:55vw;}
    .slide_box_info_shade {height:6vw;line-height:6vw;width:100%;background-color:#000000;opacity:0.5;position:absolute;left:0;bottom:0;}
    .slide_box_info_title {position:absolute;left:2vw;bottom:0vw;font-size:1em;color:#fff;height:6vw;line-height:6vw;}
    .slide_box_info_title ul li {width:75%;}
    .slide_box_info_title li {font-size:2.5vw;}
    .slide_box:hover .slide_box_arrow_left {display:block;}
    .slide_box:hover .slide_box_arrow_right {display:block;}
    .slide_box_arrow_left {cursor:pointer;display:none;position:absolute;left:2.5vw;top:25vw;width:5vw;height:5vw;border-top:2vw solid #333333bb;border-right:2vw solid #333333bb;transform:rotate(225deg);}
    .slide_box_arrow_right {cursor:pointer;display:none;position:absolute;right:2.5vw;top:25vw;width:5vw;height:5vw;border-top:2vw solid #333333bb;border-right:2vw solid #333333bb;transform:rotate(45deg);}
}