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