<div class="span10" style="margin: 0 auto;background-color:#FFDDDD;">
    <div class="row">
      <div class="span2 offset1" style="text-align: right">
        <h1 style="">RWCO</h1>
        <h3>Bis: 11. März</h3>
      </div>
          <div class="span7">Lorem ipsum dolor sit a...`

<div class="span10" style="margin: 0 auto;">
    <div class="row">
      <div class="span2 offset1" style="text-align: right; background-color:#FFDDDD;">
        <h1 style="">RWCO</h1>
        <h3>Bis: 11. März</h3>
      </div>
          <div class="span7" style="background-color:#FFDDDD;">Lorem ipsum dolor sit a...`