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