@charset "utf-8";
/* CSS Document */
.page-banner{ position:relative;}
.page-bannertxt{ position: absolute;left: 0;right: 0;top: 50%;z-index:9;}
.form-item{float:left;}
.class-content{width:100%;float:left;}
footer{width:100%;float:left;}
#foot{width:100%;float:left;}
.block{width:100%;float:left;}
#codeimg {
  width: auto;
}
.block .class-content .news-item .news-info h2 {
  display: block;
  font-size: 16px;
  line-height: 20px;
  font-weight: bold;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  margin-top: 10px;
}
@media(max-width:769px){
.product-list .lefttitle{ position:relative;}
.product-list .lefttitle:before{ position: absolute; right: 10px; top: 20px; content: "+"; font-size: 20px;color: #fff;cursor: pointer;}
.bnu ul{display:block !important;}
.bnu .lefttitle:before{content: "-" !important;}
}

@media(max-width:480px){.block .class-content .news-item{width:100%;}}