#partItem {
    justify-content: center; /*子元素水平居中*/
    align-items: center; /*子元素垂直居中*/
    display: -webkit-flex;
    height: 150px;
}
.control-box {
    width: 1170px;
    /*height: 100px;*/
    height: 150px;
    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: 15px;
}

.control-box ul {
    list-style: none;
    position: relative;
}

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

.prev {
    left: 0;
    justify-content: center;
    align-items: center;
    display: -webkit-flex;
    height: 150px
}

.next {
    right: 0;
    justify-content: center;
    align-items: center;
    display: -webkit-flex;
    height: 150px
}

.bigbox {
    overflow: hidden;
    width: 1032px;
    /*height: 90px;*/
    height: 150px;
    margin: auto 70px auto;
}

#switcher {
    /*height: 90px;*/
    height: 150px;
    left: 0px;
}

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

.box {
    transition: all .7s ease 0s;
    width: 255px;
    height: 90px;
    float: left;
    border-left: 3px white solid;
}

.box:hover {
    opacity: 0.5;
}

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