Element block pseudo-element :before generated with height auto transform transition z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid padding 8px overflow hidden font-weight normal cursor default line-height 1 box-sizing content-box width 160px position static font-size 16px box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none border-radius display block background margin auto