und: content-box silver;
  border: 1px solid;
  padding: 2px;
  width: 100px;
}

item {
  background-color: #444;
  color: #fff;
}

.tall { padding-left: 30px; }

.safe {
  width: 10px;
  margin-right: 50px;
}
</style>
</head>
<body>

<grid style="justify-content:start">
  <item class="tall">1</item>
  <item>2</item>
  <item>3</item>
  <item>4</item>
  <item>5</item>
  <item>6</item>
</grid>

<grid style="justify-content:start">
  <item>1</item>
  <item class="tall">2</item>
  <item>3</item>
  <item>4</item