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