*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
}
a{
    color: #333;
    text-decoration: none;
}
a:hover{
    color: #555;
}
h1{
    text-align: center;
}
p{
    margin: 15px 0;
    text-align: center
}