body {
    font-family: Arial, sans-serif;
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    background-color: #f5f5f5;
}
.form-container {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
h2 {
    color: #333;
    text-align: center;
    margin-bottom: 30px;
}
.form-group {
    margin-bottom: 20px;
}
label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}
select, input, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    box-sizing: border-box;
}
textarea {
    resize: vertical;
    min-height: 100px;
}
input[type="number"] {
    width: 150px;
}
.submit-btn {
    background-color: #4CAF50;
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    width: 100%;
    margin-top: 10px;
}
.submit-btn:hover {
    background-color: #45a049;
}
.form-row {
    display: flex;
    gap: 15px;
}
.form-row .form-group {
    flex: 1;
}
.lang-switch {
    text-align: right;
    margin-bottom: 15px;
}
.lang-switch label {
    display: inline;
    font-weight: normal;
    margin-right: 5px;
}
.lang-switch select {
    width: auto;
    display: inline-block;
}
.event-preselected-note {
    margin: 5px 0 0;
    font-size: 13px;
    color: #777;
}
.registration-details {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
    background-color: #f5f5f5;
    border-radius: 4px;
    padding: 15px 20px;
}
.registration-details li {
    padding: 4px 0;
}