@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap");

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    background-color: #111;
}

body {
    min-height: 100vh;
    color: #eee;
    font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif, Meiryo;
    -webkit-text-size-adjust: 100%;
}

header {
    padding: 60px 20px 40px;
    text-align: center;
    border-bottom: solid 4px #fff;
}

header h1 {
    font-size: 28px;
    letter-spacing: 0.05em;
}

header p {
    margin-top: 16px;
    color: #ccc;
    font-size: 15px;
    line-height: 1.8;
}

header a {
    color: #fff;
}

main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 40px 20px 0;
}

.img-div {
    margin-bottom: 60px;
}

.img-div a {
    display: block;
}

.img-div img {
    display: block;
    margin: 0 auto;
    width: 50vw;
    height: auto;
    background-color: #000;
}

.a-download {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 16px;
}

.a-download a {
    color: #eee;
    font-size: 28px;
    text-decoration: none;
    border-bottom: solid 1px #666;
}

.a-download a:hover {
    color: #fff;
    border-bottom-color: #fff;
}