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