body {
    margin: 0;
    padding: 40px;
    background-color: #0d1026;
    font-family: Arial, sans-serif;
    color: #f2f0ff;
    text-align: center;
}

h1 {
    margin-top: 60px;
    margin-bottom: 40px;
    font-size: 30px;
    color: white;
}

a {
    display: block;
    width: 380px;
    margin: 15px auto;
    padding: 16px 20px;

    box-sizing: border-box;

    background-color: #181936;
    color: #f2f0ff;

    border: 1px solid #302d5a;
    border-radius: 15px;

    text-decoration: none;
    font-size: 17px;
    font-weight: bold;

    transition: 0.2s;
}

a:hover {
    background-color: #5540a8;
    border-color: #7657d9;
}