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