Edit in JSFiddle

table {
    border-collapse: collapse;
}
.border_bottom {
    border-bottom: 1px solid #000;
    border-color:yellow
}
.border_top {
    border-top: 1px solid #000;
    border-color:red;
}

<a href="http://cj-ramki.blogspot.in/2014/07/add-border-bottom-border-top-to-table.html"><h4>Add border-bottom / border-top to table row using CSS - CJ's Blog</h4><a>
<table class="colStyle">
    <tr>
        <td class="border_top">Row 1 Col 1</td>
        <td class="border_top">Row 1 Col 2</td>
        <td class="border_top">Row 1 Col 3</td>
        <td class="border_top">Row 1 Col 4</td>
        <td class="border_top">Row 1 Col 5</td>
    </tr>
    <tr>
        <td class="border_bottom">Row 2 Col 1</td>
        <td class="border_bottom">Row 2 Col 2</td>
        <td class="border_bottom">Row 2 Col 3</td>
        <td class="border_bottom">Row 2 Col 4</td>
        <td class="border_bottom">Row 2 Col 5</td>
    </tr>
</table>