Table: Borderless

<table class="usa-table usa-table--borderless">
    <caption>Borderless table: A borderless table can be useful when you want the information to feel more a part of the text it accompanies and extends.</caption>
    <thead>
        <tr>
            <th scope="col">Document title</th>
            <th scope="col">Description</th>
            <th scope="col">Year</th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <th scope="row">Declaration of Independence</th>
            <td>Statement adopted by the Continental Congress declaring independence from the British Empire.</td>
            <td>1776</td>
        </tr>
        <tr>
            <th scope="row">Bill of Rights</th>
            <td>The first ten amendments of the U.S. Constitution guaranteeing rights and freedoms.</td>
            <td>1791</td>
        </tr>
        <tr>
            <th scope="row">Declaration of Sentiments</th>
            <td>A document written during the Seneca Falls Convention outlining the rights that American women should be entitled to as citizens.</td>
            <td>1848</td>
        </tr>
        <tr>
            <th scope="row">Emancipation Proclamation</th>
            <td>An executive order granting freedom to slaves in designated southern states.</td>
            <td>1863</td>
        </tr>
    </tbody>
</table>

<table class="usa-table usa-table--borderless usa-table--striped">
    <caption>Borderless table with horizontal stripes</caption>
    <thead>
        <tr>
            <th scope="col">Document title</th>
            <th scope="col">Description</th>
            <th scope="col">Year</th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <th scope="row">Declaration of Independence</th>
            <td>Statement adopted by the Continental Congress declaring independence from the British Empire.</td>
            <td>1776</td>
        </tr>
        <tr>
            <th scope="row">Bill of Rights</th>
            <td>The first ten amendments of the U.S. Constitution guaranteeing rights and freedoms.</td>
            <td>1791</td>
        </tr>
        <tr>
            <th scope="row">Declaration of Sentiments</th>
            <td>A document written during the Seneca Falls Convention outlining the rights that American women should be entitled to as citizens.</td>
            <td>1848</td>
        </tr>
        <tr>
            <th scope="row">Emancipation Proclamation</th>
            <td>An executive order granting freedom to slaves in designated southern states.</td>
            <td>1863</td>
        </tr>
    </tbody>
</table>