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