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