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