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