<p><a href="#" class="red">Link Red</a></p>
<p><a href="#" class="orange">Link Orange</a></p>
<p><a href="#" class="green">Link Green</a></p>
a {
color: #000 !important;
}
a {
color: var(--link-color) !important;
}
.red {
--link-color: red;
}
.orange {
--link-color: orange;
}
.green {
--link-color: green;
}