.w3-safety-red
{color:#fff;background-color:#bd1e24}

.w3-safety-orange
{color:#fff;background-color:#e97600}

.w3-safety-yellow
{color:#fff;background-color:#f6c700}

.w3-safety-green
{color:#fff;background-color:#007256}

.w3-safety-blue
{color:#fff;background-color:#0067a7}

.w3-safety-purple
{color:#fff;background-color:#964f8e}