@charset "utf-8";

/* ↓ベース↓ */

* {
    box-sizing: border-box;
    margin: 0;
    /* max-width: 100%; */
    max-width: 768px;
    text-align: center;
    /* margin: auto; */
    vertical-align: middle;
}

body {
    background: url(../img/top.jpeg);
    background-repeat: no-repeat;
    background-size: 100%;
    padding-top: 15%;
}

ul {
    display: flex;
    margin: 0;
    padding: 0;
}

li {
    width: 25%;
    list-style-type: none;
    text-align: left;
    /* margin: auto; */
    margin: 0 10px;
}

img {
    width: 100%;
    margin-top: 20px;
}

img.list-img:hover {
    opacity: 60%;
}

img.top {
    margin: 0;
}

.back {
    color: white;
    background: #000;
    border-radius: 5px;
    padding: 5px;
}

/* ↑ベース↑ */

/* ↓レスポンシブ↓ */

@media screen and (min-width: 768px) {

    * {
        max-width: 1680px;
    }

    h1 {
        font-size: 50px;
    }

    header p {
        font-size: larger;
    }

}

/* ↑レスポンシブ↑*/