* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

h1 {
    margin-bottom: 0.5em;
    color: #159;
    text-align: center;
}

h2,
h3,
h4,
h5,
h6 {
    margin-bottom: 0.5em;
}

p {
    margin-bottom: 1em;
}