/* 공통 스타일 */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    width: 100%;
    overflow-x: hidden;
}

header {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
}

.text-container {
    text-align: center;
    padding: 20px;
}