/*弹窗*/ #dialog{ position:fixed; left:0; right:0; bottom:0; top:0; background-color:rgba(0,0,0,0.5); z-index:999; display:none; } #dialog>.dialog-middle{ position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); background-color:white; border-radius:4px; padding:.65rem .4rem; } .dialog-middle>h4{ font-size:30px; font-weight:bold; } .dialog-middle>.from-inputs{ width:5.5rem; } .dialog-middle>.close-dialog{ position:absolute; right:20px; width:.23rem; top:20px; cursor:pointer; }