.navagation-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: auto;
    margin: 0;
    padding: 1rem 9%;
    box-sizing: border-box;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.navagation-bar.scrolled {
    overflow-x: hidden;
    background-color: rgba(0, 0, 128, 0.8);
    transition: background-color 0.3s ease;
}

.nav_logo {
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    cursor: pointer;
    transition: 0.3s ease;
    border-bottom: 2.5px solid transparent;
}

.nav_logo:hover {
    color:white;
    border-bottom: 2.5px solid white;
}

nav a {
    font-size: 2rem;
    color: white;
    margin-left: 4rem;
    font-weight: 800;
    transition:0.3s ease;
    border-bottom: 3px solid transparent;
}

nav a:hover,
nav a.active {
    color: white;
    border-bottom: 3px solid white;
}