body {
    margin: 0;
    overflow: hidden;
}

#fullpage {
    display: flex;
    width: 1400vw; /* 100vw for each section */
    height: 100vh;
    transition: transform .8s ease;
}

.section {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}