Element block pseudo-class :active generated with box-sizing content-box position static transition cursor default font-weight normal height auto overflow hidden padding 20px width 160px transform z-index auto font-size 16px border 0px rgba(216,54,54,1) solid border-radius float none line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) margin 0px display block box-shadow 1px 1px 1px rgba(0,0,0,0.3) background