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