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