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