.sfw-btn {
    font-size: 14px;
    color: #fff;
    background-color: #084095;
    padding: 4px 15px;
}

.nav-btn {
    overflow: hidden;
    position: relative;
    z-index: 1;
    color: #000;
}

.nav-btn::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: #084095;
    transform: translateX(-100%);
    transition: 0.5s ease-in-out;
    z-index: -1;
}

.nav-btn:hover {
    color: #fff;
}

.nav-btn:hover::before {
    transform: translateX(0);
}