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