.sheet-box{position:relative}
.sheet-close{position:absolute;top:12px;left:14px;width:32px;height:32px;border:1px solid var(--line);border-radius:11px;background:#252142;color:var(--ink);font:400 27px/26px Arial;z-index:2}
.sheet-close:active{transform:scale(.94);background:#3a345d}