.control-box {
    width: 1200px;
    height: 417px;
    /* background-image: url(../images/hots_bg.png);
    background-size: 1055px; */
    /* background-repeat: no-repeat;
    background-position: 60px 165px; */
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 10;
}

.control-box:hover ul {
    display: block;
}

.control-box ul {
    list-style: none;
    position: relative;
    display: block;
    z-index: 999;
}

.control-box ul li {
    position: absolute;
    top: 150px;
    cursor: pointer;
}

.prev {
    left: -39px;
    background: url(../images/WechatIMG141.png) no-repeat center center;
    border-radius: 50%;
    width: 100px;
    height: 100px;
    padding: 25px;
    box-sizing: border-box;
}

.next {
    right: -39px;
    background: url(../images/WechatIMG138.png) no-repeat center center;
    border-radius: 50%;
    width: 100px;
    height: 100px;
    padding: 25px;
    box-sizing: border-box;
}

.prev:hover {
    left: -39px;
    background: url(../images/WechatIMG139.png) no-repeat center center;
    border-radius: 50%;
    width: 100px;
    height: 100px;
    padding: 25px;
    box-sizing: border-box;
}

.next:hover {
    right: -39px;
    background: url(../images/WechatIMG140.png) no-repeat center center;
    border-radius: 50%;
    width: 100px;
    height: 100px;
    padding: 25px;
    box-sizing: border-box;
}

.bigbox {
    overflow: hidden;
    position: relative;
    width: 1200px;
    height: 417px;
    margin: auto 0px auto;
}

#switcher {
    height: 190px;
    left: 0px;
}

.content_1.content_2 {
    width: 100%;
    float: left;
}

.box {
    transition: all 0.7s ease 0s;
    width: 280px;
    height: 417px;
    float: left;
    border-left: 3px #f8f8f8 solid;
}

.box img {
    width: 95%;
    margin: 0 auto;
    height: 100%;
    cursor: pointer;
}

.box:hover {
    opacity: 0.5;
}

.shadow {
    width: 284px;
    height: 417px;
    /* 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 a {
    display: inline-block;
    width: 225px;
    height: 60px;
    color: white;
    text-decoration: none;
    margin-left: 18px;
    margin-top: 10px;
}