<section>
  <form>Form here</form>

  <div class="col1">
    <p>Col1 stuff</p>
    <p>Col1 stuff</p>
    <p>Col1 stuff</p>
    <p>Col1 stuff</p>
  </div>

  <div class="col2">
    <p>Col2 stuff</p>
    <p>Col2 stuff</p>
    <p>Col2 stuff</p>
    <p>Col2 stuff</p>

  </div>

</section>

section {
  display: grid;
  grid-template-areas:
    "form form"
    "col1 col2";
  max-width: 1280px;
  margin: auto;
}
form {
  grid-area: form;
  background: cyan;
}
.col1 {
  grid-area: col1;
  background: turquoise;
}
.col2 {
  grid-area: col2;
  background: aliceblue;
}