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