ip.content alignment help

hallo

i have 2 blocks in the ip content and a sidebar

i have used this

<br class="ccsClearfix">

<div class="ipsLayout ipsLayout_withright ipsLayout_largeright ccsClearfix ccsPageLayout">
  <div class="ipsLayout_content">
    <div style="opacity: 1;" class="ccsClearfix">

      {parse block="block_no1"}{parse block="block_no2"}

    </div>
  </div>

  <div class="ipsLayout_right">
    <div style="opacity: 1;" class="ccsClearfix">
      {parse block="1"}{parse block="2"}{parse block="3"}{parse block="4"}
    </div>
  </div>
</div><br class="ccsClearfix">

i want to make the block_no1 and the block_no2 to be aligned side by side

how can i do that?