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