body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #f4f4f4;
}

.container {
    display: flex;
    max-width: 1100px;
    margin: 40px auto;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.sidebar {
    width: 300px;
    padding: 20px;
    background-color: #e9f0f7;
    border-right: 1px solid #ccc;
}

.main-content {
    flex: 1;
    padding: 30px;
}

h1, h2, h3 {
    color: #1e1e1e;
    margin-bottom: 10px;
}

h1 {
    font-size: 28px;
    margin-top: 0;
}

h2 {
    font-size: 22px;
    margin-top: 20px;
}

h3 {
    font-size: 18px;
}

p, li {
    font-size: 15px;
    line-height: 1.6;
}

ul {
    padding-left: 20px;
}

.section {
    margin-bottom: 30px;
}

.bold {
    font-weight: bold;
}

.contact-info, .skills, .certifications, .references {
    margin-bottom: 20px;
}