@import url('https://fonts.googleapis.com/css2?family=Zen+Kurenaido&display=swap');

body {
    font-family: 'Zen Kurenaido', sans-serif;
    background-color: #fff;
}

.background-img-box {
    position: absolute;
    top: 0;
    left: 0;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    z-index: -1;
    opacity: .8;
    background: #ddd;
}

.background-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    object-fit: contain;
    opacity: 0;
    transition: opacity 2s ease-out;
}

.header {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    padding: 1.8rem;
    background-color: #ffffff9e;
    border-radius: 10px;
}

.title h1 {
    font-size: 3.2rem;
    transition: opacity 2s;
}

.title p {
    font-size: 1rem;
}

.links {
    display: flex;
    justify-content: center;
    gap: 8rem;
    margin-top: 2rem;
}

.link a {
    text-decoration: none;
    border-bottom: 0;
    color: #333;
    font-size: 1.2rem;
    transition: all .5s;
}

.link a:hover {
    color: #777;
}

.bottom-angle {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform :translateX(-50%);
    width: 100vw;
    text-align: center;
    background: linear-gradient(0deg, #fff, 70%, rgba(0, 0, 0, 0));
}

.bottom-angle p {
    font-size: 1.6rem;
    margin-bottom: 2rem;
}

.main {
    position: absolute;
    top: 100vh;
    left: 0;
    width: 100vw;
    margin-top: 3rem;
}

.article {
    margin-left: .5rem;
    margin-bottom: 2rem;
}

.article h2 {
    margin-left: .5rem;
}

.article p {
    margin-left: 1.4rem;
}