body {
    font-family: Arial, sans-serif;
    margin: 20px;
    line-height: 1.6;
}
h1 {
    text-align: center;
    color: #333;
}
table {
    width: 100%;
    margin: 20px 0;
    border-collapse: collapse;
}
th, td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}
th {
    background-color: #f4f4f4;
}
td span {
    display: block;
}
.container {
    max-width: 800px;
    margin: 0 auto;
}
.space{
    margin: 100px 0;
}