@charset "UTF-8";

/* --- Common --- */

body {
    background-color: #292b2b;
    color: #ffffff;
    font-family: "Yu Gothic Medium", "游ゴシック Medium", "YuGothic", "游ゴシック体", "ヒラギノ角ゴ Pro W3", sans-serif;
    font-style: normal;
    font-weight: normal;
    text-align: left;
    text-justify: inter-character;
    line-height: 1.5;
    padding: 0;
    margin: 0;
}

main {
    max-width: 1024px;
    padding-left: 32px;
    padding-right: 32px;
    margin-left: auto;
    margin-right: auto;
}

section {
    margin-top: 64px;
    margin-bottom: 64px;
}

h1 {
    font-size: 1.0rem;
    font-weight: normal;
    margin: 0;
    padding-left: 16px;
}

h2 {
    font-size: 1.5rem;
    font-weight: normal;
    padding-top: 12px;
    padding-bottom: 12px;
    margin-top: 24px;
    margin-bottom: 24px;
    border-bottom: solid 2px #ffffff;
}

h3 {
    font-size: 1.2rem;
    font-weight: bold;
    margin-top: 24px;
    margin-bottom: 12px;
}

h4 {
    font-size: 16px;
    font-weight: normal;
    text-decoration: underline;
    text-underline-offset: 3px;
    padding: 0;
    margin-top: 1em;
    margin-bottom: 0;
}

a {
    text-decoration: none;
    color: #19b2ff;
    transition: 0.12s;
}

a:hover {
    opacity: 0.5;
}

p {
    padding: 0;
    margin: 0;
    line-height: 1.7;
    text-indent: 1em;
}

img {
    max-width: 100%;
}

ul {
    padding: 0;
    margin: 0;
}

li {
    list-style: none;
}

/* --- Main --- */

main li {
    text-indent: 1em;
}

/* --- Header--- */

header {
    background-color: #404040;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header img.icon {
    width: 32px;
    padding: 8px;
}

header ul {
    display: flex;
    font-size: 1.25rem;
    align-items: center;
}

header li {
    margin-right: 16px;
}

header a {
    color: rgb(255, 255, 255);
}

header a:hover {
    opacity: 0.5;
}

/* --- Images --- */

.center-img {
    text-align: center;
}

/* --- Grid --- */

.grid {
    display: grid;
    gap: 32px;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.grid a {
    color: #ffffff;
    transition: 0.12s;
}

.grid a:hover {
    opacity: 0.5;
}

.grid img {
    max-height: 320px;
}

/* --- Footer --- */

#footer {
    background-color: #404040;
    color: #ffffff;
    font-size: 0.8rem;
    padding-top: 2px;
    padding-bottom: 2px;
    text-align: center;
}