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