.coa { -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; border: 1px solid rgba(0,0,0,0.08); background: rgba(0,0,0,0.03); padding: 5px; cursor: pointer; text-align: center; } .coa.hover { background: rgba(0,100,0,0.4); } .coa .msg { text-align: center; font-size: 1.2em; font-weight: bold; width: 100%; } .file-select-hidden { visibility:hidden; width: 1px; height: 1px; } .coa.coa-view-only { cursor: default; }