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