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