.querystyle231203{ border-right: #878787 1px solid; border-top: #878787 1px solid; padding-left: 18px; font-size: 10pt; background-image: url(/system/resource/images/research/seach_bg.gif); border-left: #878787 1px solid; color: #222222; padding-top: 3px; border-bottom: #878787 1px solid; background-repeat: no-repeat; font-family: 宋体; position: relative; height: 22px ;}

.querystyle231204{ border-right: #878787 1px solid; border-top: #878787 1px solid; padding-left: 18px; font-size: 10pt; background-image: url(/system/resource/images/research/seach_bg.gif); border-left: #878787 1px solid; color: #222222; padding-top: 3px; border-bottom: #878787 1px solid; background-repeat: no-repeat; font-family: 宋体; position: relative; height: 22px ;}

.banner320 .item{
    height: 320px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;}
@media only screen and (max-width: 768px){
    .banner320 .item{
        height: 120px;}
}