body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f7f9;
    color: #333;
}

.header-top {
    background-color: #fff;
    border-bottom: 2px solid #e0e0e0;
    padding: 10px 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.header-inner {
    width: 960px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 2em;
    font-weight: bold;
    color: #004d99;
}

.search-bar {
    display: flex;
    align-items: center;
}

.search-bar input {
    border: 1px solid #ccc;
    padding: 8px;
    border-radius: 4px;
}

.search-bar button {
    background-color: #004d99;
    color: #fff;
    border: none;
    padding: 8px 12px;
    margin-left: 5px;
    border-radius: 4px;
    cursor: pointer;
}

.navbar {
    background-color: #004d99;
    padding: 10px 0;
}

.navbar-inner {
    width: 960px;
    margin: 0 auto;
    display: flex;
}

.navbar a {
    color: #fff;
    text-decoration: none;
    padding: 10px 20px;
    font-weight: bold;
}

.navbar a:hover {
    background-color: #003366;
}

.container {
    width: 960px;
    margin: 20px auto;
    display: flex;
    gap: 20px;
}

.main-content {
    flex: 3;
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.sidebar {
    flex: 1;
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.intro-section {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    align-items: center;
}

.main-image {
    width: 60%;
    height: auto;
    border-radius: 8px;
}

.intro-text {
    flex: 1;
}

.content-section {
    display: flex;
    gap: 20px;
}

.article {
    flex: 1;
    border: 1px solid #e0e0e0;
    padding: 15px;
    border-radius: 8px;
}

.footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 15px 0;
    margin-top: 20px;
}

.widget {
    background-color: #f9f9f9;
    border: 1px solid #e0e0e0;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 8px;
}

.widget h3 {
    margin-top: 0;
    border-bottom: 2px solid #004d99;
    padding-bottom: 5px;
}

.widget ul {
    list-style: none;
    padding: 0;
}

.widget ul a {
    text-decoration: none;
    color: #004d99;
    display: block;
    padding: 5px 0;
}

.widget ul a:hover {
    text-decoration: underline;
}