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