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