* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 900px;
    margin: 40px auto;
    background-color: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    padding: 40px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 25px;
    border-bottom: 2px solid #eee;
}

h1 {
    font-family: 'Roboto Slab', serif;
    font-size: 2.8em;
    color: #2c3e50;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.2em;
    color: #7f8c8d;
    font-weight: 600;
}

section {
    margin-bottom: 35px;
}

h2 {
    font-family: 'Roboto Slab', serif;
    color: #3498db;
    border-left: 5px solid #3498db;
    padding-left: 15px;
    margin-bottom: 15px;
    font-size: 1.8em;
}

p, li {
    margin-bottom: 10px;
    font-size: 1.05em;
}

ul, ol {
    padding-left: 25px;
}

li {
    margin-bottom: 8px;
}

.skills ul {
    list-style-type: none;
    padding-left: 0;
}

.skills li {
    padding: 12px 15px;
    margin-bottom: 12px;
    background-color: #f8f9fa;
    border-left: 4px solid #3498db;
    border-radius: 0 5px 5px 0;
}

.lab-info ol {
    background-color: #e8f4fc;
    padding: 20px 20px 20px 40px;
    border-radius: 8px;
}

footer {
    margin-top: 40px;
    padding-top: 25px;
    border-top: 2px solid #eee;
    text-align: center;
    color: #7f8c8d;
    font-size: 0.95em;
}

footer a {
    color: #3498db;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .container {
        padding: 25px;
        margin: 20px auto;
    }
    h1 {
        font-size: 2.2em;
    }
    h2 {
        font-size: 1.5em;
    }
}