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