<style>
    * {
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
    }

    body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    }

    img {
        max-width: 100%;
        height: auto;
        display: block;
      }

    /* Style the top navigation bar */
    .topnav {
    overflow: hidden;
    background-color: #333;
    }

    /* Style the topnav links */
    .topnav a {
    float: left;
    display: block;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    }

    /* Change color on hover */
    .topnav a:hover {
    background-color: #ddd;
    color: black;
    }

    /* Style the content */
    .content {
    background-color: #ddd;
    padding: 30px;
    height: 1130px;
    }

    p.texto {
        font-size: 12px;
        font-family: Verdana, Geneva, Tahoma, sans-serif;
        color:darkslategrey;
    }

    /* Style the footer */
    .footer {
    background-color: #f1f1f1;
    padding: 10px;
    }
</style>