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