.page_service{
    background-color: #f4f4f4;
}
.page_service_item{
    padding: 40px 0;
}
.page_service_item > div:not(:first-child){
    margin-top: 50px;
}
.page_service_item .items{
    padding-top: 30px;

    display: -ms-flexbox; /* IE10 */
    -ms-flex-direction: row; /* IE10 */
    -ms-flex-wrap: wrap; /* IE10 */
    -ms-flex-pack: start; /* IE10 */
    -ms-flex-align: start; /* IE10 */

    display: flex;
    flex-flow: row wrap;
    justify-content: flex-start;
    align-items: start;
}
.page_service_item .items > a{
    width: calc((100% - (36px * 3)) / 4);
    background-color: #fff;
    box-shadow: 0 1px 5px rgba(0,0,0, 0.15);
    border-radius: 3px;
    overflow: hidden;
}
.page_service_item .items > a:not(:nth-child(4n-3)){
    margin-left: 36px;
}
.page_service_item .items > a:nth-child(n+5){
    margin-top: 36px;
}
.page_service_item .items > a > .image{
    display: block;
    width: 100%;
    height: 160px;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
}
.page_service_item .items > a > .title{
    display: block;
    text-align: center;
    font-size: 18px;
    font-weight: bold;
    height: 50px;
    line-height: 50px;
    padding: 0 12px;
    overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}