a:hover {
    color: blue;
    text-decoration: underline;
}

button:hover {
    background-color: lightgray;
}

.btn:hover {
    background-color: lightgray;
}

.project-btn:hover {
    background-color: lightgray;
}

.experience-btn:hover {
    background-color: lightgray;
}

.cert-btn:hover {
    background-color: lightgray;
}

.contact-form button:hover {
    background-color: lightgray;
}

.nav-links a:hover {
    color: inherit;
    text-decoration: none;
    background-color: lightgray;
}