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