.menu {
    background-color: #333;
    overflow: hidden;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1;
}

.btn-teste {
    background-color: #3FA9F5 !important;
    border-color: #3FA9F5 !important;
}

.color-white {
    color: white !important;
}