Element block pseudo-element :after generated with border-radius z-index auto font-weight normal padding 15px box-sizing content-box border 0px rgba(0,0,0,1) solid height auto overflow hidden float none font-size 16px width 160px display block background cursor default position static box-shadow 1px 1px 1px rgba(0,0,0,0.3) line-height 1 margin 0px transition transform text-shadow 1px 1px 1px rgba(0,0,0,0.2)