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