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console 命令行工具 X clear

                    
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console
<ul>
   <li>1</li>
   <li>2</li>
   <li>3</li>
   <li>4</li>
   <li>5</li>
   <li>6</li>

   <!-- more items -->
</ul>
ul{
    width: 100%;
    padding: 0 ;
    margin: 0;
}
li {
    /* default styles */
}

/* If the list has 5 or more items */
li:nth-last-child(n + 5),
li:nth-last-child(n + 5) ~ li {
  width: 49%;
  display: inline-flex;
  flex-direction: column;
}

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