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