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