.control-box { width: 1000px; height: 230px; background-image: url(../images/hots_bg.png); background-size: 1055px; background-repeat: no-repeat; background-position: 60px 165px; margin-left: auto; margin-right: auto; margin-top:100px; }
.control-box ul { list-style: none; position: relative; }
.control-box ul li { position: absolute; top: 50px; cursor: pointer; }
.prev { left: 0; }
.next { right: 0; }
.bigbox { overflow: hidden; width: 900px; height: 190px; margin: auto 50px auto 50px; }
#switcher { height: 190px; left: 0px; }
.content_1.content_2 { width: 100%; float: left; }
.box {
 transition:all .7s ease 0s; width: 297px; height: 200px; float: left; border-left: 3px white solid; }
.box:hover { opacity:0.5; }
.shadow { width: 297px; height: 60px; /* opacity: 1; */ background-color: rgba(0, 0, 0, 0.45);  filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#66000000, endColorstr=#66000000);
margin-top: 130px; color: white; font-size: 14px; }
.shadow .wz1 { display: inline-block; width: 279px; height: 60px; color: white; text-decoration: none; margin-left: 18px; margin-top: 10px; }