.btn {
    font-weight: 700;
    line-height: calc(1rem + 8px);
    letter-spacing: 0.5px;
    padding: 12px 24px;
    border-radius: 0.3rem;
}
.btn-sm {
    font-size: 0.875rem;
    line-height: calc(0.875rem + 8px);
    padding: 6px 12px;
}