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