.btn {
    font-size:1.2em;
    font-weight:500;
}
.btn-outline-primary {
    border:1px solid var(--brand-colour-link-dark);
    color: var(--brand-colour-link-dark);
}
.btn-outline-primary:hover,
.btn-outline-primary:active,
.btn-outline-primary:focus,
.btn-primary {
    border:1px solid var(--brand-colour-link-light) !important;
    background-color: var(--brand-colour-link-dark) !important;
    color: var(--brand-colour-text) !important;
}
.btn-primary:hover {
    border:1px solid var(--brand-colour-surface-hover);
    background-color: var(--brand-colour-accent);
    color: var(--brand-colour-surface);
}