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