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