* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    position: relative;
    font-family: Arial, Helvetica, sans-serif;
}

.container {
    padding: 20px;
    max-width: 400px;
    width: 100%;
    text-align: center;
    margin: 20px auto;
}

h2 {
    font-size: 26px;
    margin-bottom: 20px;
    color: #333;
    font-weight: 600;
}

.event-option {
    display: flex;
    align-items: center;
    border: 2px solid #c3c3c3;
    border-radius: 25px;
    padding: 15px;
    margin-bottom: 15px;
    cursor: pointer;
    transition: all 0.3s;
}

.event-option:hover {
    border-color: #5e93a3;
    background-color: #f0f8fa;
}

.event-option.selected {
    background-color: #d8e9f1;
    border-color: #5e93a3;
}

.event-option input[type="radio"] {
    display: none;
}

.event-icon {
    font-size: 22px;
    margin-right: 10px;
    color: #5e93a3;
}

.event-option label {
    font-size: 18px;
    color: #333;
    cursor: pointer;
    flex-grow: 1;
}

.event-option input[type="radio"]:checked + label {
    color: #5e93a3;
}

.checkmark {
    font-size: 18px;
    display: none;
    color: #5e93a3;
}

.event-option.selected .checkmark {
    display: block;
}

.event-btn {
    background-color: #5e93a3;
    color: #fff;
    border: none;
    padding: 12px 20px;
    font-size: 16px;
    border-radius: 25px;
    cursor: pointer;
    width: 100%;
    margin-top: 20px;
}

.event-btn:hover {
    background-color: #497884;
}