Edit in JSFiddle

<body>
    <table class="outer">
        <thead>
            <tr style="height:70px;">
                <th colspan="2">
                    <a href="#">Apple</a>
                    <a href="#">Toshiba</a>
                    <a href="#">Lenovo</a>
                    <a href="#">Dell</a>
                    <a href="#">Asus</a>
                    <a href="#">Acer</a>
                    <a href="#">HP</a>
                </th>
            </tr>
        </thead>

        <tr>
            <td>
                <form name="items" method="get">
                    <table class="items">
                        <tr>
                            <td>
                                <fieldset>
                                    <legend>Apple MacBook Air</legend>
                                    <table>
                                        <tr>
                                            <td rowspan="3">
                                                <img src="http://pepakam.com/wp-content/uploads/2013/06/laptop.png" alt="Apple MacBook Air" width="170" height="104" /></td>
                                            <td></td>
                                        </tr>
                                        <tr>
                                            <td>64 GB SSD</td>
                                        </tr>
                                        <tr>
                                            <td>2 GB DDR</td>
                                        </tr>
                                        <tr>
                                            <td class="centered">1300 USD</td>
                                            <td>Intel Core i5</td>
                                        </tr>
                                    </table>
                                </fieldset>
                            </td>
                            <td>
                                <fieldset>
                                    <legend>Apple MacBook Air</legend>
                                    <table>
                                        <tr>
                                            <td rowspan="3">
                                                <img src="http://pepakam.com/wp-content/uploads/2013/06/laptop.png" alt="Apple MacBook Air" width="170" height="104" /></td>
                                            <td></td>
                                        </tr>
                                        <tr>
                                            <td>64 GB SSD</td>
                                        </tr>
                                        <tr>
                                            <td>2 GB DDR</td>
                                        </tr>
                                        <tr>
                                            <td class="centered">1300 USD</td>
                                            <td>Intel Core i5</td>
                                        </tr>
                                    </table>
                                </fieldset>
                            </td>
                        </tr>
                        <tr>
                            <td>
                                <fieldset>
                                    <legend>Apple MacBook Air</legend>
                                    <table>
                                        <tr>
                                            <td rowspan="3">
                                                <img src="http://pepakam.com/wp-content/uploads/2013/06/laptop.png" alt="Apple MacBook Air" width="170" height="104" /></td>
                                            <td></td>
                                        </tr>
                                        <tr>
                                            <td>64 GB SSD</td>
                                        </tr>
                                        <tr>
                                            <td>2 GB DDR</td>
                                        </tr>
                                        <tr>
                                            <td class="centered">1300 USD</td>
                                            <td>Intel Core i5</td>
                                        </tr>
                                    </table>
                                </fieldset>
                            </td>
                            <td>
                                <fieldset>
                                    <legend>Apple MacBook Air</legend>
                                    <table>
                                        <tr>
                                            <td rowspan="3">
                                                <img src="http://pepakam.com/wp-content/uploads/2013/06/laptop.png" alt="Apple MacBook Air" width="170" height="104" /></td>
                                            <td></td>
                                        </tr>
                                        <tr>
                                            <td>64 GB SSD</td>
                                        </tr>
                                        <tr>
                                            <td>2 GB DDR</td>
                                        </tr>
                                        <tr>
                                            <td class="centered">1300 USD</td>
                                            <td>Intel Core i5</td>
                                        </tr>
                                    </table>
                                </fieldset>
                            </td>
                        </tr>
                        <tr>
                            <td>
                                <fieldset>
                                    <legend>Apple MacBook Air</legend>
                                    <table>
                                        <tr>
                                            <td rowspan="3">
                                                <img src="http://pepakam.com/wp-content/uploads/2013/06/laptop.png" alt="Apple MacBook Air" width="170" height="104" /></td>
                                            <td></td>
                                        </tr>
                                        <tr>
                                            <td>64 GB SSD</td>
                                        </tr>
                                        <tr>
                                            <td>2 GB DDR</td>
                                        </tr>
                                        <tr>
                                            <td class="centered">1300 USD</td>
                                            <td>Intel Core i5</td>
                                        </tr>
                                    </table>
                                </fieldset>
                            </td>
                            <td>
                                <fieldset>
                                    <legend>Apple MacBook Air</legend>
                                    <table>
                                        <tr>
                                            <td rowspan="3">
                                                <img src="http://pepakam.com/wp-content/uploads/2013/06/laptop.png" alt="Apple MacBook Air" width="170" height="104" /></td>
                                            <td></td>
                                        </tr>
                                        <tr>
                                            <td>64 GB SSD</td>
                                        </tr>
                                        <tr>
                                            <td>2 GB DDR</td>
                                        </tr>
                                        <tr>
                                            <td class="centered">1300 USD</td>
                                            <td>Intel Core i5</td>
                                        </tr>
                                    </table>
                                </fieldset>
                            </td>
                        </tr>
                    </table>
                </form>
            </td>
            <td>
                <form name="parameters" method="post">
                    <table class="parameters">
                        <tr>
                            <td>Min price:
                            </td>
                            <td class="centered">500  USD</td>
                        </tr>
                        <tr>
                            <td colspan="2">
                                <input id="MinPrice" type="range" min="0" max="1000" style="width: 150px;" /></td>
                        </tr>
                        <tr>
                            <td>Max price:
                            </td>
                            <td class="centered">1500 USD</td>
                        </tr>
                        <tr>
                            <td colspan="2">
                                <input id="MaxPrice" type="range" min="0" max="8000" style="width: 150px;" /></td>
                        </tr>
                        <tr>
                            <td>Min RAM:
                            </td>
                            <td class="centered">4 GB</td>
                        </tr>
                        <tr>
                            <td colspan="2">
                                <input id="MinRam" type="range" min="0" max="4" style="width: 150px;" /></td>
                        </tr>
                        <tr>
                            <td>Max RAM:
                            </td>
                            <td class="centered">16 GB</td>
                        </tr>
                        <tr>
                            <td colspan="2">
                                <input id="MaxRam" type="range" min="0" max="32" style="width: 150px;" /></td>
                        </tr>
                    </table>
                </form>
            </td>
        </tr>
    </table>
</body>
body {
            font-family: Arial;
        }

        table.outer {
            border: 1px black solid;
            border-collapse: collapse;
        }

        table.outer tr {
            border: 1px black solid;
            border-collapse: collapse;
            height: 25px;
        }

        table.outer td {
            padding: 5px;
        }

        table.items {
            border: 1px black solid;
            border-collapse: collapse;
            margin: 5px;
        }

        table.items tr {
            border-collapse: collapse;
            border-width: 0px;
            border-style: none;
        }

        table.parameters {
            border-width: 0px;
            border-style: none;
        }

        table.parameters td {
            border-width: 0px;
            border-style: none;
        }

        .centered {
            text-align: center;
        }

        legend {
            text-align: center;
        }

        thead a:link {
            font-size: 150%;
            color: #00aef0;
        }

        thead a:hover {
            color: #85dbfb;
        }

        thead a:visited {
            color: #00aef0;
        }