Element block pseudo-element :after generated with border-radius width 160px background display block transform font-size 16px height auto font-weight normal margin 0px padding 20px position relative transition cursor pointer z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow hidden box-sizing content-box line-height 1 float left