72 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Markdown
		
	
	
	
	
	
		
		
			
		
	
	
			72 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Markdown
		
	
	
	
	
	
|   | --- | |||
|  | id: 587d78ac367417b2b2512af4 | |||
|  | title: Use the flex-direction Property to Make a Column | |||
|  | challengeType: 0 | |||
|  | videoUrl: '' | |||
|  | localeTitle: 使用flex-direction属性创建列 | |||
|  | --- | |||
|  | 
 | |||
|  | ## Description
 | |||
|  | <section id="description">最后两个挑战使用了<code>flex-direction</code>属性设置为row。此属性还可以通过垂直堆叠Flex容器的子项来创建列。 </section> | |||
|  | 
 | |||
|  | ## Instructions
 | |||
|  | <section id="instructions">将CSS属性<code>flex-direction</code>添加到<code>#box-container</code>元素,并为其赋值column。 </section> | |||
|  | 
 | |||
|  | ## Tests
 | |||
|  | <section id='tests'> | |||
|  | 
 | |||
|  | ```yml | |||
|  | tests: | |||
|  |   - text: '<code>#box-container</code>元素应该将<code>flex-direction</code>属性设置为column。' | |||
|  |     testString: 'assert($("#box-container").css("flex-direction") == "column", "The <code>#box-container</code> element should have a <code>flex-direction</code> property set to column.");' | |||
|  | 
 | |||
|  | ``` | |||
|  | 
 | |||
|  | </section> | |||
|  | 
 | |||
|  | ## Challenge Seed
 | |||
|  | <section id='challengeSeed'> | |||
|  | 
 | |||
|  | <div id='html-seed'> | |||
|  | 
 | |||
|  | ```html | |||
|  | <style> | |||
|  |   #box-container { | |||
|  |     display: flex; | |||
|  |     height: 500px; | |||
|  | 
 | |||
|  |   } | |||
|  |   #box-1 { | |||
|  |     background-color: dodgerblue; | |||
|  |     width: 50%; | |||
|  |     height: 50%; | |||
|  |   } | |||
|  | 
 | |||
|  |   #box-2 { | |||
|  |     background-color: orangered; | |||
|  |     width: 50%; | |||
|  |     height: 50%; | |||
|  |   } | |||
|  | </style> | |||
|  | 
 | |||
|  | <div id="box-container"> | |||
|  |   <div id="box-1"></div> | |||
|  |   <div id="box-2"></div> | |||
|  | </div> | |||
|  | 
 | |||
|  | ``` | |||
|  | 
 | |||
|  | </div> | |||
|  | 
 | |||
|  | 
 | |||
|  | 
 | |||
|  | </section> | |||
|  | 
 | |||
|  | ## Solution
 | |||
|  | <section id='solution'> | |||
|  | 
 | |||
|  | ```js | |||
|  | // solution required | |||
|  | ``` | |||
|  | </section> |