Element block pseudo-class :active generated with border 1px rgba(0,0,0,1) solid display block overflow visible background box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto line-height 1 padding 12px float none text-shadow transition margin 12px transform border-radius cursor default font-size 16px position static height auto box-sizing content-box font-weight normal width auto