Element block pseudo-class :active generated with line-height 1 font-size 16px box-sizing content-box position static box-shadow 1px 1px 1px rgba(0,0,0,0.3) padding 10px background width 160px z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) margin 0px overflow hidden font-weight normal float none transform border-radius display block status transition height auto cursor default border 0px rgba(0,0,0,1) solid