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