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