:root{background-color:#f5f5f5}.upload_icon{position:relative;left:50%;margin-top:15px}.center{text-align:center}.gray_layer{background-color:gray;display:block;height:100%}.file_icon{padding-right:10px}.button{float:right}.error_message{margin-top:20px;margin-bottom:20px}.title{padding-left:16px}