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