Slide {
    scroll-snap-align: center;
    scroll-snap-stop: always;
    height: 100vh;
}

Slide > ttl {
    margin-bottom: 0.5em;
    margin-top: 0em;
}

html {
    height: 100%;
    scroll-behavior: smooth;
    scroll-snap-type: y mandatory;
    overflow-y: scroll;
}

.nav-buttons {
    visibility: hidden;
    position: fixed;
    bottom: 2em;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    gap: 1em;
}

.nav-buttons button {
    font-size: 1.5em;
    padding: 0.5em 1em;
    border-radius: 8px;
    border: none;
    background-color: var(--gradeColor, #444);
    color: white;
    cursor: pointer;
}

.nav-buttons button:hover {
    background-color: var(--gradeColor, #666);
}