body {
    line-height: 22px;
    font-size: 14px;
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #2e2e2e;
    color: #333;
    display: flex;
    justify-content: center;
    padding: 0 15px;
}

.container {
    width: 960px;
    background-color: #fff;
    margin: 30px 0;
    border: 6px solid #444;
}

a {
    color: #005d76;
    text-decoration: none;
}

.title {
    line-height: 40px;
    padding: 0px 10px;
    font-size: 30px;
    font-weight: bold;
    margin: 20px 0;
    color: #333;
}

.subtitle {
    font-weight: bold;
    font-size: 16px;
    background-color: #b0ccd7;
    color: #004458;
    padding: 10px 10px;
    border-bottom: 10px solid #dbecf4;
}

.content-wrapper {
    display: flex;
    justify-content: space-between;
    padding: 20px;
}

.main-content {
    width: 600px;
    box-sizing: border-box;
}

.navigation {
    padding: 20px;
    box-sizing: border-box;
    width: 270px;
    background-color: #f5f5f5;
    border-radius: 5px;
    border: 1px solid #e3e3e3;
    max-height: fit-content;
}

.navigation-list {
    list-style: none;
    font-size: 14px;
    line-height: 20px;
    margin: 0px;
    padding: 0px;
}

.navigation-list>li>a {
    display: block;
    padding: 3px 15px;
}

.navigation-list>li>a:hover {
    text-decoration: none;
    background-color: #eee;
}

.footer {
    font-size: 12px;
    background-color: #ddd;
    padding: 5px 15px;
    border-top: 1px solid #bbb;
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

.main-footer {
    width: 580px;
    box-sizing: border-box;
}

.side-footer {
    text-align: right;
    box-sizing: border-box;
    width: 270px;
}

.highlight {
    font-weight: bold;
    margin-top: 20px;
}

.section-title {
    margin-top: 25px;
}

.items-list {
    line-height: 30px;
}

.code-box {
    color: #333;
    font-family: monospace;
    display: block;
    padding: 9.5px;
    margin: 0 0 10px;
    font-size: 13px;
    line-height: 20px;
    word-wrap: break-word;
    background-color: #f5f5f5;
    border: 1px solid #ccc;
    border: 1px solid rgba(0, 0, 0, 0.15);
    -webkit-border-radius: 4px;
    -moz-border-radius: 4px;
    border-radius: 4px;
}

.banner{
    text-align: center;
}

.minigui{
    display: none;
}

.section-row-photo {
    min-width: 170px;
}

.section-row-photo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.section-row-title H4 {
    margin-top: 0px;
    color: dimgray
}

.section-row-title H3 {
    margin-bottom: 7px;
}

.section-row {
    display: flex;
    gap: 10px;
}

.section-row-site {
    width: 100px;
}

.section-row-links {
    width: auto;
}

.navigation-info {
    display: block;
    padding: 0px 15px;
    margin-top: 5px;
    margin-bottom: 5px;
}

@media ( max-width: 940px ){
    .navigation{
        display: none;
    }
    .minigui{
        display: block;
        width: unset;
    }
    .main-footer {
        width: unset;
    }
    .side-footer {
        width: unset;
    }
    .main-content {
        width: unset;
    }
    .container {
        width: unset;
    }
    h1 {
        font-size: 2rem;
    }
    h2 {
        font-size: 1.75rem;
    }
    h3 {
        font-size: 1.5rem;
    }
    p {
        font-size: 1.125rem;
    }
}

@media (max-width: 650px) {
    h1 {
        font-size: 1.75rem;
    }
    h2 {
        font-size: 1.5rem;
    }
    h3 {
        font-size: 1.25rem;
    }
    p {
        font-size: 1rem;
    }
    ul, ol {
        padding-left: 1rem;
    }
    button, input, textarea {
        font-size: 0.9rem;
        padding: 0.4rem;
    }
    img {
        max-width: 90%;
    }
    .footer{
        flex-direction: column;
    }
    .section-row {
        flex-direction: column;
        align-items: center;
    }
    .section-row-photo {
        text-align: center;
    }
}