:root {
    --bs-primary: #1E1E2F; /* main button color */
}

.btn-primary {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
    color: #fff; /* text color */
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: #333333; /* hover color */
    border-color: #333333;
    color: #fff;
}