Element block pseudo-element :before generated with cursor default font-size 16px position static border 0px rgba(0,0,0,1) solid background width 160px height auto line-height 1 float none margin 0px padding 20px overflow hidden display block z-index auto box-sizing content-box font-weight normal text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) transform border-radius transition