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