h1 {
    margin-bottom: 10px;
}

#marathonForm {
    margin-top: 10px;
}

.registration-section {
    padding: 100px 20px 50px 20px;
    max-width: 800px;
    margin: 0 auto;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 15px;
}

.form-group label {
    font-family: 'HelveticaNeueBold', sans-serif;
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-family: 'Roboto', sans-serif;
    font-size: 1rem;
    height: 40px;
}

.form-group input:focus,
.form-group select:focus {
    border-color: #1952c8;
    outline: none;
}

.checkbox-group {
    flex-direction: row;
    align-items: center;
    gap: 10px;
    margin: 20px 0;
}

.checkbox-group input {
    width: 20px;
    height: 20px;
}

.checkbox-group label {
    margin-bottom: 0;
    cursor: pointer;
}

.hidden {
    display: none !important;
}

#discount-row.hidden {
    display: block !important;
    visibility: hidden !important;
}

.price-box {
    background-color: #f4f4f4;
    padding: 20px;
    border-radius: 8px;
    margin: 30px 0;
    border-left: 5px solid #1952c8;
}

.price-box h3 {
    font-family: 'HelveticaNeueBold', sans-serif;
    margin-bottom: 15px;
}

.price-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.price-row.total {
    font-family: 'HelveticaNeueBold', sans-serif;
    font-size: 1.3rem;
    border-top: 1px solid #ccc;
    padding-top: 10px;
    margin-top: 10px;
    color: #1952c8;
}

.button-container {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.btn-secondary {
    background-color: #666;
}
.btn-secondary:hover {
    background-color: #444;
}

small {
    color: #666;
    margin-top: 5px;
}

@media (min-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 400px) {
    .main-btn-style {
        font-size: 0.9rem;
    }
}