Use the flex Shorthand Property-2

Tell us what’s happening:

Your code so far

  #box-container {
    display: flex;
    height: 500px;
  #box-1 {
    background-color: dodgerblue;
    flex-grow: 2;
    flex-shrink: 2;
    flex-basis: 150px;
    height: 200px;

  #box-2 {
    background-color: orangered;
    flex-shrink: 1;
    flex-basis: 150px;
    height: 200px;

<div id="box-container">
  <div id="box-1"></div>
  <div id="box-2"></div>

Your browser information:

User Agent is: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36.

Link to the challenge:

You need to use short-hand property like the one in example.

flex: 0 1 auto;

could you please tell me how to do that

flex: flex-grow flex-shrink flex-basis


flex-shrink: 1; 
flex-basis: 150px;


flex: 1 1 150px;