.social-links .social-link-facebook i{background:#4276c5}.social-links .social-link-zalo i{background:#1688ea}.social-links .social-link-instagram i{background:linear-gradient(135deg,#7656cf,#e65475,#f4a044)}.social-links .social-link-youtube i{background:#e45252}.social-links .social-link-tiktok i{background:#202c3d}