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