body {
            font-family: Calibri;
            background-color: white;
            margin: 0;
        }
        .menu {
            background-color: black;
            text-align: right;
            padding: 10px 300px;
            white-space: nowrap;
        }
        .menu a {
            color: white;
            margin: 0 10px;
            text-decoration: none;
            font-weight: bold;
        }
        .menu a:hover {
            color: lightblue;
        }
        .hero {
            text-align: center;
            padding:40px;
            background-color: rgb(253, 241, 241);
        }
        table {
            margin: auto;
        }
        td {
            background-color: white;
            padding: 20px;
            text-align: center;
            width: 200px;
        }
        form {
            text-align: center;
        }
        input, textarea {
            width: 250px;
            padding: 8px;
            margin: 5px;
        }
        .footer {
            background-color: black;
            color: white;
            padding: 15px 20px;
            margin-top: 50px;
            font-size: 10px;
            line-height: 1.5;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .footer .left {
            text-align: left;
            margin-left: 20px;
        }
        .footer .center {
            text-align: center;
            flex-grow: 1;
        }
        .dnatext {
            font-size: 13px;
            font-weight: bold;
        }
        .cards {
            text-align: center;
        }
        .card {
            display: inline-block;
            width: 200px;
            background-color: white;
            margin: 15px;
            padding: 20px;
            border-radius: 15px;
            box-shadow: 0 0 10px rgb(177, 173, 173);
        }