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