Element block pseudo-element :before generated with box-sizing content-box border-radius font-size 100% font-weight normal position static height 36px display block cursor default float none text-shadow outline none z-index auto transform overflow visible line-height normal padding 0px opacity 1 transition border 0px rgba(0,0,0,1) solid width 36px margin 0px background box-shadow 3px 3px 6px rgba(0,0,0,0.2)