.upload-wrapp{position:relative;font-size:0;width:360px}.upload-wrapp .upload-demo{z-index:6;position:relative}.upload-wrapp .img-box{width:360px;height:180px;position:absolute;left:0;top:0;z-index:3;border:1px dashed #d9d9d9;border-radius:6px}.upload-wrapp .img-box img{width:auto;height:auto;max-width:100%;max-height:100%}.upload-wrapp .img-box span{font-size:13px}