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