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