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