body {
    font-family: Arial, sans-serif;
    background-color: #000000;
}
.container {
    max-width: 600px;
    margin: auto;
    padding: 20px;
    background-color: #000000;
    border: 1px solid #202020;
}
h1, h3 {
    color: #a0a0a0;
}
p, li {
    color: #cacaca;
}
ul {
    list-style-type: none;
    padding: 0;
}
.line {
    border-bottom: 1px solid #202020;
    margin-bottom: 20px;
}