/* Custom Button Colors Override */
.nm-btn-start-custom {
    background-color: #67c23a;
    border-color: #67c23a;
    color: #fff;
}
.nm-btn-start-custom:hover {
    background-color: #85ce61;
    border-color: #85ce61;
    color: #fff;
}

.nm-btn-tutorial-custom {
    background-color: #409eff;
    border-color: #409eff;
    color: #fff;
}
.nm-btn-tutorial-custom:hover {
    background-color: #66b1ff;
    border-color: #66b1ff;
    color: #fff;
}