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