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