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