.main-content{
    padding: 0 20px!important;
}
.pic-list-simple {
    padding-top: 40px
}

.pic-list-simple ul {
    overflow: hidden;
    zoom: 1;
}

.pic-list-simple li {
    float: left;
    width: 25%;
    text-align: center;
    margin-bottom: 40px;
}

.pic-list-simple li a {
    position: relative;
    display: inline-block;
    width: 177px;
}

.pic-list-simple li a:before {
    position: absolute;
    left: 3px;
    right: 3px;
    height: 171px;
    top: 3px;
    box-shadow: 0 0 10px rgba(0,0,0,.6) inset;
    content: "";
    z-index: 1;
    -webkit-transition: all 0.2s ease-in-out;
    -moz-transition: all 0.2s ease-in-out;
    -o-transition: all 0.2s ease-in-out;
    -ms-transition: all 0.2s ease-in-out;
    transition: all 0.2s ease-in-out;
}

.pic-list-simple li a:hover:before {
    top: 0;
    left: 0;
    right: 0;
    height: 177px;
    box-shadow: 0 0 300px rgba(0,0,0,1) inset;
}

.pic-list-simple li a:after {
    position: absolute;
    top: 50%;
    left: 0;
    height: 20px;
    margin-top: -50px;
    padding-top: 40px;
    right: 0;
    color: #fff;
    content: attr(title);
    z-index: 2;
    -webkit-transition: all 0.2s ease-in-out;
    -moz-transition: all 0.2s ease-in-out;
    -o-transition: all 0.2s ease-in-out;
    -ms-transition: all 0.2s ease-in-out;
    transition: all 0.2s ease-in-out;
    opacity: 0;
    background: url(../../images/icon-service.png) no-repeat center top;
}

.pic-list-simple li a:hover:after {
    opacity: 1;
}

.pic-list-simple li a:hover img {
    border: 1px solid #ccc;
}

.pic-list-simple li img {
    width: 177px;
    height: 177px;
    margin-bottom: 15px;
    border: 3px solid #ccc;
    /* padding: 2px; */
    /* background: #fff; */
    position: relative;
}

.pic-list-simple li .title {
    font-size: 18px;
    font-family: microsoft yahei;
    color: #0b233c;
    display: inline-block;
    width: 177px;
    line-height: 22px;
    padding: 8px 0;
}