Element block pseudo-class :active generated with transform transition border-radius padding 20px z-index auto display block line-height 1 float none overflow hidden height auto text-shadow 2px 2px 3px rgba(33,33,33,1) box-shadow 4px 4px 5px rgba(255,0,0,0.5) border 0px rgba(0,0,0,1) solid font-weight normal box-sizing content-box margin 0px width 160px cursor default background font-size 16px position static