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