Element block pseudo-class :active generated with transform height 100px border 0px rgba(0,0,0,1) solid position relative line-height 1 box-shadow z-index auto padding 20px background box-sizing content-box cursor default overflow hidden width 100px border-radius transition float none display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px margin 0px font-weight normal