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