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