Element block pseudo-element :before generated with width 56px float none transition display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid cursor default height 16px margin 0px padding 5px z-index auto overflow hidden font-size 16px line-height 1 border-radius font-weight normal box-shadow 1px 1px 1px rgba(0,0,0,0.3) box-sizing content-box position static transform background