/* Reset some default styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', Arial, sans-serif;
    line-height: 1.6;
    background-color: #f8f8f8;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
    border-radius: 8px;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.2rem;
    color: #666;
}

.participant-info {
    margin-bottom: 40px;
    display: flex;
    justify-content: space-between;
}

.info-column {
    flex: 1;
}

.info-column h2 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

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

.info-column ul li {
    margin-bottom: 10px;
}

.certificate {
    text-align: center;
    margin-bottom: 40px;
}

.certificate-description {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.certificate-image {
    max-width: 100%;
    margin-top: 20px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    border-radius: 8px;
    overflow: hidden;
}

.certificate-image img {
    max-width: 100%;
    height: auto;
    display: block;
}

.testimonial {
    margin-bottom: 40px;
    text-align: center;
}

.testimonial blockquote {
    font-style: italic;
    font-size: 1.2rem;
    line-height: 1.6;
    padding: 20px;
    background-color: #f9f9f9;
    border-left: 4px solid #333;
    margin: 0;
}

footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
    color: #777;
}