body {
    margin: 0;
    padding: 0;
    font-family: 'Yu Gothic', 'Meiryo', sans-serif;
    background-color: #ffffff;
    color: #333;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

h1 {
    font-size: 72px;
    font-weight: bold;
    text-align: center;
    color: #2c3e50;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 16px;
}

p.sub-title {
    font-size: 20px;
    text-align: center;
    color: #666;
    margin: 0;
    margin-top: -24px;
    line-height: 1.6;
}


p.sub-title1 {
    font-size: 16px;
    text-align: center;
    color: #666;
    margin: 0;
    margin-top: 12px;
    line-height: 1.6;
}



p.phone {
    font-size: 24px;
    text-align: center;
    color: #666;
    margin: 0;
    margin-left: -12px;
    line-height: 1.6;
}