Element block pseudo-class :active generated with padding 0px font-weight normal cursor default width auto overflow visible position static height auto opacity 1 border-radius line-height 1 float none border 0px rgba(0,0,0,1) solid margin 0px box-sizing content-box box-shadow 0px 0px 9px rgba(0,0,0,0.5) transition font-size 16px outline none text-shadow transform z-index auto display block background