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