.list .list_item {
    width: 300px;
    height: 300px;
    margin-right: 40px;
    margin-bottom: 44px;
    padding-top: 0px;
    cursor: default;
    transition: background 0.5s ease 0s;
}
.list_item .img_wrap {
    height: 160px;
}
.align_items_center {
    -webkit-box-align: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    -ms-flex-align: center;
    align-items: center;
}
.justify_content_center {
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}
.list_item .title {
    font-size: 18px;
    line-height: 30px;
}
.color_333 {
    color: #333;
}
.bold {
    font-weight: 700;
}
.tc {
    text-align: center;
}
.list_item .desc {
    font-size: 14px;
    line-height: 20px;
    color: rgb(146, 146, 146);
    padding-top: 16px;
}
.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
    overflow: hidden;
}
.clearfix {
    zoom: 1;
}
.flex {
    display: -webkit-box;
    display: -moz-flex;
    display: -ms-flexbox;
    display: flex;
}
.fl{
    float: left;
}
.inner1{
    width: 1400px;
    margin: 0 auto;
}
.part {
    padding-top: 80px;
}
.list .list_item:hover {
    background: white;
    box-shadow:0px 3px 20px #f1f1f1;
}
.inner1 h2{
    padding-bottom: 70px;
}
.part{
    padding-bottom: 30px;
}
.tag {
    font-size: 16px;
    height: 36px;
    line-height: 34px;
    padding: 0 12px;
    border: 1px solid #fff;
    border-radius: 2px;
    margin-right: 19px;
}