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