.about_company .control-box
{
    position: relative;
    width: 1170px;
    height: 548px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 55px;
}
.about_company .control-box ul
{
    position: absolute;
    width: 1170px;
    height: 30px;
    z-index: 10;
}
.about_company .control-box ul li
{
    position: absolute;
    top: 215px;
    cursor: pointer;
}
.prev
{
    left: 0;
}
.next
{
    right: 0;
}
.about_company .bigbox
{
    position: relative;
    overflow: hidden;
    width: 1056px;
    height: 548px;
    z-index: 1;
    margin: 0 auto;
}
#switcher
{
    height: 548px;
    left: 0;
}
.content_1.content_2
{
    width: 100%;
    float: left;
}
.about_company .box
{
    width: 264px;
    height: 548px;
    float: left;
}
.about_company .boxinfo
{
    border-radius: 8px;
    display: block;
    padding: 20px;
    background: #fff;
    width: 240px;
    height: 548px;
    padding-bottom: 0;
    margin: 0 auto;
}
.about_company .boxinfo img
{
    display: block;
    height: 151px;
    width: 200px;
    float: none;
    padding: 0;
}
.about_company .boxinfo p
{
    text-align: justify;
    padding-top: 26px;
    line-height: 24px;
    font-size: 14px;
    height: 290px;
    overflow: hidden;
}
.about_company .shadow
{
    width: 255px;
    height: 60px;
    background-color: rgba(0,0,0,.45);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#66000000,endColorstr=#66000000);
    margin-top: 130px;
    color: #fff;
    font-size: 14px;
}
.about_company .shadow a
{
    display: inline-block;
    width: 225px;
    height: 60px;
    color: #fff;
    text-decoration: none;
    margin-left: 18px;
    margin-top: 10px;
}
@media(min-width: 1600px)
{
    .about_company .control-box
    {
        width: 1330px;
        height: 548px;
    }
    .about_company .control-box ul
    {
        width: 1330px;
    }
    .about_company .bigbox
    {
        width: 1200px;
    }
    .about_company .box
    {
        width: 300px;
    }
    .about_company .boxinfo
    {
        padding: 23px;
        width: 270px;
    }
    .about_company .boxinfo img
    {
        height: 169px;
        width: 224px;
    }
}