.control-box {
    width: 1280px;
    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;
}
.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: 1180px;
  height: 218px;
  margin: auto 50px;
}
#switcher {
  height: 218px;
  left: 0px;
}
.content_1.content_2 {
  width: 100%;
  float: left;
}
.box {
  transition:all .7s ease 0s;
  width: 291.5px;
  height: 218px;
  float: left;
  border-left: 3px white solid;
}
.box:hover {
 opacity:0.5;
}
.shadow {
  width: 291.5px;
  height: 40px;
  background-color: rgba(0, 0, 0, 0.45);
  color: #fff;
  font-size: 14px;
  position: absolute;
  bottom: 0;
}
.shadow a {
  display: inline-block;
  width: 280px;
  max-height: 40px;
  text-align: center;
  line-height: 18px;
  color: white;
  text-decoration: none;
 padding: 2px 5px;

}