body{background:#e3f0fd}body .index_fangxinbao{font-size:0;height:100%}body .index_fangxinbao img{width:100%}body .index_fangxinbao img.mb{margin-bottom:16vw}body .index_fangxinbao .footer{position:fixed;width:100%;left:0;bottom:0}.index[data-v-4c13c3c6]{font-size:0;height:100%;background:#e3f0fd}.index img[data-v-4c13c3c6]{width:100%}