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