Element block pseudo-element :before generated with box-sizing content-box background box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto border-radius width 100px float none padding 20px font-weight normal margin 0px cursor default transform position relative overflow hidden display block height 100px border 0px rgba(0,0,0,1) solid text-shadow opacity 1.00 line-height 1 transition font-size 16px