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