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