.control-box {
    width: 1300px;
    margin-left: auto;
    margin-right: auto;
	min-height:160px;
}
.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: 1200px;
  height: 160px;
  margin: auto 50px auto;
}
#switcher {
  height: 160px;
  left: 0px;
}
.content_1.content_2 {
  width: 100%;
  float: left;
}
.box {
	display:block;
	text-align:center;
  transition:all .7s ease 0s;
  width: 288px;
  height: 160px;
  float: left;
  margin-right:30px;
  border-radius: 5px;-moz-border-radius: 5px; -webkit-border-radius: 5px;
}
.box img{}
.box:hover{
 opacity:0.75; transition: all 0.6s;
}
.shadow {
  width: 288px;
  color: #333;
  font-size: 14px;
  text-decoration: none; line-height:25px;
}
.shadow span{ color: #333; font-size: 16px; font-weight:bold;}
.shadow:hover, .shadow:hover span{

  color: #205ddb;
 
}