body {
    font-family: Arial, sans-serif;
    background: #f4f4f4;
    margin: 0;
}

.container {
    width: 800px;
    margin: auto;
}

.header {
    background: #0d1b2a;
    color: white;
    padding: 15px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo .icon {
    background: black;
    color: white;
    padding: 5px 10px;
    margin-right: 10px;
    font-weight: bold;
}

h1 {
    margin-top: 20px;
}

.subtitle {
    color: gray;
}

.card {
    background: #eaeaea;
    padding: 20px;
    margin-top: 15px;
    border-radius: 8px;
}

.card input {
    width: 80px;
    padding: 5px;
    margin: 5px;
}

button {
    background: #3b5b7a;
    color: white;
    border: none;
    padding: 8px 15px;
    cursor: pointer;
}

.footer {
    margin-top: 40px;
    padding: 20px;
    background: #0d1b2a;
    color: white;
    text-align: center;
}
.seo-content {
    margin-top: 40px;
    line-height: 1.7;
    color: #333;
}

.seo-content h1, 
.seo-content h2, 
.seo-content h3 {
    margin-top: 25px;
}

.seo-content ul {
    padding-left: 20px;
}
.page-content {
    margin-top: 40px;
    line-height: 1.7;
    color: #333;
}