.s_dang_list{ margin-top: 0rem;}
.s_dang_list li{ overflow: hidden; height: 40px; padding: 0 10px; position: relative; z-index: 1;}
.s_dang_list li h5{ float: left;line-height: 40px;  color: #5e5e5f; transition: .5s;}
.s_dang_list li h5:before{ content: ""; width: 7px; height: 7px; border-radius: 50%; background: #bdc5cd; display: inline-block; margin-right: 10px; vertical-align: middle;}
.s_dang_list li span{ float: right;line-height: 40px; color: #a7adb8; font-family: arial; transition: .5s;}
.s_dang_list li:before{ content: ""; position: absolute; display: block; width: 100%; height: 0; background: #223a6c; left: 0; bottom: 0; z-index: -1; transition: .5s;}
.s_dang_list li:hover h5{ color: #fff;}
.s_dang_list li:hover span{ color: #fff;}
.s_dang_list li:hover:before{ top: 0; bottom: auto; height: 100%;}
img{
	max-width: 100%;
}