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