问如何在CSS网格中折叠未使用的行？

EN

.grid  {
    display: grid;
    grid-template-rows: min-content auto;
    grid-template-columns: 60% 40%;
    grid-template-areas: 
        "main first"
        "main last";
}

.first { grid-area: first; }
.main { grid-area: main; }
.last { grid-area: last; }

<div class="grid">
  <b class="first">Grant me revenge!</b>
  <b class="main">Arnold ipsum. Just bodies. I need your clothes, your boots, and your motorcycle. Grant me revenge! And if you do not listen, then to HELL with you. Make it quick because my horse is getting tired. Come on don't bullshit me. Into the tunnel. Bring your toy back to the carpet.</b>
  <b class="last">Make it quick because my horse is getting tired.</b>
</div>