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