body {
    background-color: #FFFFFF;
    color: #7b7b7b;
    font-family: 'Helvetica Neue', 'Arial', 'Hiragino Sans', 'Meiryo', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    text-align: center;
    padding-top: 50px;
    padding-bottom: 50px;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    margin-bottom: 40px;
}

h1 {
    font-size: 1.3em;
    color: #444444;
    margin-bottom: 5px;
}

h2 {
    margin-top: 0;
    font-size: 1.1em;
}

header p {
    font-size: 1.1em;
    color: #00e884;
    font-weight: bold;
    margin-top: 0;
}

section {
    margin-bottom: 30px;
    padding: 20px;
    border-radius: 8px;
}

.important-notice {
    border: 2px solid #00e884;
    background-color: #f9fffb;
    padding: 50px 20px;
}

a:link,
a:visited {
    color: #00b4ff;
    text-decoration: none;
    transition: color 0.3s;
}

a:hover {
    color: #fff338;
    text-decoration: underline;
}

footer {
    margin-top: 50px;
    font-size: 0.8em;
    color: #aaaaaa; 
}