.header .logo img{width: 4.56rem;height: auto;}
.a1{display: none;}
.nytop .posi:before{content: none;}
@media screen and (max-width: 999px) {

.nysubnav ul li{width: 25%;float:left;}

}

@media screen and (max-width: 768px) {

.nysubnav ul li{width: 30%;}

}

@media screen and (max-width: 500px) {

.nysubnav ul li{width: 50%;}

}
@media only screen and (min-width: 768px) {
.col-md-3{width:50%;float:left;}
}

.part {
    background: #f9f9f9;
    margin-bottom: 24px;
    border-radius: 10px;}
.part h2 {
    padding: 13px 36px;
    border-bottom: 1px solid #f1f4f9;
    line-height: 16px;}
.part h2 strong {
    color: #3c3c3c;
    font-size: 16px;
    position: relative;}
.content .row {position: relative;}
.part .items {padding: 22px 15px;}
.part .item a {
    display: block;
    padding: 14px 1%;
    box-sizing: border-box;
    transition: none;
    border-radius: 6px;float:left;}
.part .item a img {
    float: left;
    width: 26px;
    height: 26px;
    border-radius: 100%;}
.part .item a h3 {
    margin-left: 32px;
    color: #3c3c3c;
    font-size: 14px;
    white-space: nowrap;
    height: 21px;
    line-height: 21px;
    margin-bottom: 4px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;}
.part .item a p {
    margin-left: 32px;
    color: #8f8f8f;
    font-size: 12px;
    height: 3em;
    line-height: 1.5em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;text-indent: 0;}