body {
            background-color:  #ffff99;;
            color: rgb(0, 0, 0);
            font-family: Arial;
            text-align: left;
            font-size: 17px;
        }

        h1 {
            color: rgb(255, 0, 0);
            text-align: center;
            font-family: Verdana;
        }

        a {
            color: blue;
            text-decoration: none;
        }

        a:hover {
            text-decoration: underline;
        }

        img {
            width: 300px;
            border: 2px solid black;
            border-radius: 2px;
            display: block;
            margin-left: auto;
            margin-right: auto;
        }
        .spec {
            color: rgb(0, 0, 0);
            background-color: red;
            font-weight: bold;
        }