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