#progress-container {
    display: block;
    position: fixed;
    top: 3vw;
    left: 0;
    width: 100vw;
    height: 10px;
    background-color: transparent;
    z-index: 1000;
}

#progress-bar {
    width: 0;
    height: 10px;
    background-color: #0077ff;
    transition: width 300ms linear;
}
#progress-bar > nav.navbar a{
    opacity: 0;
}

.content {
    height: 200vh;
    padding: 20px;
}
@media (max-width: 1000px) {
    #progress-container {
        top: 40px;
    } 
}