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