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