.item {
    margin: 50px 180px;
}
.tite {
    width: 100%;
    height: 30px;
    overflow: hidden;
    font-size: 23px;
    color: #dd0031;
}
.con>p:first-child {
    letter-spacing:2px;
}
.con>p:last-child {
    width: 100%;
    overflow: hidden;
    font-size: 17px;
    line-height:25px;
    letter-spacing:2px;
    color: #333;
}
.xwdt {
    height: 920px;
    overflow: hidden;
}
.container {
    width: 1280px;
    height: auto;
    margin: auto;
    padding-bottom:15px;
}
.xwdt .xwdt-tit {
    width: 100%;
    height: 70px;
    margin-top: 75px;
    margin-bottom: 60px;
}
img {
    border: none;
}
.xwdt .xwdt-con {
    width: 100%;
    height: 700px;
    margin-top: 60px;
}
.xwdt .xwdt-con .xwdt-list {
    position: relative;
    width: 412px;
    height: 610px;
    border: 1px solid #ccc;
    float: left;
    margin-right: 22px;
    border-radius: 7px;
    overflow: hidden;
}
.xwdt .xwdt-con .xwdt-list .img {
    width: 378px;
    height: 250px;
    text-align: center;
    line-height: 250px;
    margin: 17px 0 0 17px;
}
a {
    color: #333;
    text-decoration: none;
}
.xwdt .xwdt-con .xwdt-list .img img {
    width: 378px;
    height: 250px;
}
.xwdt .xwdt-con .xwdt-list .category {
    width: 378px;
    height: 85px;
    border-bottom: 1px solid #ccc;
    margin-left: 17px;
    line-height: 85px;
}
.xwdt .xwdt-con .xwdt-list .category a {
    font-size: 25px;
    color: #dd0031;
}
.xwdt .xwdt-con .xwdt-list .title {
    width: 378px;
    max-height: 50px;
    overflow: hidden;
    margin-left: 17px;
    line-height: 25px;
    margin-top: 20px;
    margin-bottom: 10px;
}
.xwdt .xwdt-con .xwdt-list .title a {
    font-size: 16px;
    color: #333;
    font-weight: bold;
}
.xwdt .xwdt-con .xwdt-list .des {
    width: 378px;
    margin-left: 17px;
    line-height: 25px;
    max-height: 120px;
    overflow: hidden;
}
.xwdt .xwdt-con .xwdt-list .des a {
    font-size: 16px;
    color: #666;
}
.xwdt .xwdt-con .xwdt-list .more {
    display: block;
    position: absolute;
    width: 52px;
    height: 26px;
    right: 25px;
    bottom: 25px;
    text-align: center;
    line-height: 26px;
    background-color: #808080;
    color: #fff;
    font-size: 14px;
    border-radius: 26px;
}
.xwdt .xwdt-con .xwdt-list:nth-child(3n+3) {
    margin-right: 0px;
       }