Element block pseudo-element :before generated with float none position relative height auto display inline-block font-weight normal padding 20px overflow hidden transform line-height normal opacity 1 border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition z-index auto font-size 14px border 0px rgba(0,0,0,1) solid box-sizing content-box cursor default outline none box-shadow 1px 1px 2px rgba(0,0,0,0.3) width 30% background margin 16px