.control-box {
    width: 1420px;
    height: 230px;
	margin:25px auto;
}

.control-box ul {
  list-style: none;
  position: relative;
}
.control-box ul li {
  position: absolute;
  top: 55px;
  cursor: pointer;
  background:#AAA;
  height:100px;
  width:35px;
  z-index:99;
  opacity:0.8;
}
    .control-box ul li::after {
        content: "";
        clear: both;
        display: block;
        position: absolute;
        width: 10px;
        height: 10px;
        border-top: 5px solid #000;
        border-right: 5px solid #000;
        top: 40px;
    }

.prev {
    left: 9px;
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
}
    .prev:after {
        left: 13px;
        transform: rotate(-135deg);
    }

.next {
    right: 6px;
    border-top-left-radius: 10px;
    border-bottom-left-radius: 10px;
}
    .next:after {
        right: 13px;
        transform: rotate(45deg);
    }



.bigbox {
  overflow: hidden;
  width: 100%;
  height: 230px;
}
#switcher {
  height: 190px;
  left: 0px;
}
.content_1.content_2 {
  width: 100%;
  float: left;
}
.box {
  transition:all .7s ease 0s;
  width: 290px;
  height: 230px;
  float: left;
  border-left: 3px white solid;
  text-align:center;
}
.box a{ color:#333;}
.box a b{ font-size: 15px;  font-weight:normal; }
.box img{
	border-radius:10px;
}

/*
.box:hover {
 opacity:0.5;
}


.shadow {
  width: 255px;
  height: 60px;
  
  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 a {
  display: inline-block;
  width: 225px;
  height: 60px;
  color: white;
  text-decoration: none;
  margin-left: 18px;
  margin-top: 10px;
}
*/