@blue: #007BFF;
@purple: #6F42C1;
@red: #DC3545;
@orange: #FD7E14;
@yellow: #FFC107;
@green: #28A745;
@teal: #20C997;
@white: #FFFFFF;
@gray: #6C757D;
@aqua: aqua;
@fuchsia: fuchsia;
@lime: lime;
@maroon: maroon;
@navy: navy;
@olive: olive;
@silver: silver;
@black: black;