#img-base64 .left{width:49%;}
#img-base64 .right{width:49%;}
#img-base64 .right textarea{width:95%;height:360px;}
#img-base64 .left  input[type="file"]{width:97%;}
#img-base64 .left .showimg-box{display: flex;width:100%;border: 1px solid #ccc;border-radius: 8px;background:#eee;align-items: center;justify-content: center;height:315px;}
#img-base64 .left .showimg-box img{max-width:100%;max-height:315px;}
#img-base64 #showStatus{margin-left: 10px;line-height:40px;}