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