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