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