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