body {
    font-family: Georgia, 'Times New Roman', serif;
    background-color: #ffffff;
    color: #333333;
    margin: 0;
    padding: 0;
    line-height: 1.8;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px;
}
.header {
    border-bottom: 1px solid #cccccc;
    margin-bottom: 30px;
    padding-bottom: 20px;
}

.header h1 {
    font-size: 24px;
    margin: 0 0 5px 0;
    font-weight: normal;
}

.header p {
    margin: 0;
    color: #666666;
    font-size: 14px;
}
.nav {
    margin-bottom: 40px;
    padding: 15px 0;
    font-size: 14px;
    border-bottom: 1px solid #eeeeee;
}

.nav a {
    color: #0000ee;
    text-decoration: underline;
    margin-right: 15px;
}

.nav a:visited {
    color: #551a8b;
}

.nav a:hover {
    color: #0000ee;
    background-color: #ffffcc;
}
.content {
    margin-bottom: 30px;
}

.main-content {
    margin-right: 260px;
    margin-bottom: 30px;
}

.sidebar {
    float: right;
    width: 220px;
    margin-left: 40px;
    padding: 20px;
    background-color: #f9f9f9;
    border: 1px solid #dddddd;
}
h1 {
    font-size: 28px;
    font-weight: normal;
    margin: 30px 0 15px 0;
}

h2 {
    font-size: 20px;
    font-weight: normal;
    margin: 35px 0 15px 0;
    border-bottom: 1px solid #eeeeee;
    padding-bottom: 8px;
}

h3 {
    font-size: 16px;
    font-weight: bold;
    margin: 15px 0 10px 0;
}

p {
    margin: 15px 0;
    text-align: justify;
}
a {
    color: #0000ee;
    text-decoration: underline;
}

a:visited {
    color: #551a8b;
}

a:hover {
    color: #0000ee;
    background-color: #ffffcc;
}
ul {
    margin: 10px 0;
    padding-left: 30px;
}

li {
    margin: 5px 0;
}
.portrait {
    margin-bottom: 25px;
    text-align: center;
}

.portrait img {
    max-width: 180px;
    height: auto;
    border: 2px solid #cccccc;
    padding: 4px;
    background-color: #ffffff;
}

.portrait-placeholder {
    width: 180px;
    height: 220px;
    margin: 0 auto;
    border: 2px solid #cccccc;
    padding: 4px;
    background-color: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999999;
    font-size: 14px;
}
.footer {
    border-top: 1px solid #cccccc;
    margin-top: 40px;
    padding-top: 20px;
    font-size: 12px;
    color: #666666;
    text-align: center;
}

.footer a {
    color: #666666;
}
.clear {
    clear: both;
}

.small {
    font-size: 12px;
    color: #666666;
}

.note {
    background-color: #ffffcc;
    padding: 10px;
    border: 1px solid #dddd88;
    margin: 15px 0;
}

.quote {
    margin: 30px 40px;
    padding: 20px;
    border-left: 4px solid #cccccc;
    background-color: #f9f9f9;
    font-style: italic;
    color: #555555;
}
.mobile-block {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #ffffff;
    z-index: 9999;
    text-align: center;
    padding: 50px 20px;
}

.mobile-block h1 {
    font-size: 24px;
    margin-bottom: 20px;
}
@media (max-width: 768px) {
    .container {
        display: none;
    }
    
    .mobile-block {
        display: block;
    }
}