Я хочу выровнять изображения из разных div в моей аккордеонной карте Bootstrap 4 друг над другом

.xl {
  width:100%; 
  border: solid 1px #333;
}

#accordion{
  margin-left:30px;
  width:60%;          
}
  
.arrow{
  width:36px;
  height: auto;
  float:right;
}
  

<script src = "https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"></script>
<script src = "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src = "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
<link href = "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel = "stylesheet"/>
<div class='xl'>
<h3>Some Header</h3>
<div id = "accordion">
  <div class = "card">
    <div class = "card-header" id = "headingOne">
      <h5 class = "mb-0">
        <button class = "btn btn-link" data-toggle = "collapse" data-target = "#collapseOne" aria-expanded = "true" aria-controls = "collapseOne">Collapsible Group Item #1 
        </button>
        <img src='https://upload.wikimedia.org/wikipedia/en/f/f1/Down_Arrow_Icon.png' class='arrow'>
      </h5>
    </div>

    <div id = "collapseOne" class = "collapse show" aria-labelledby = "headingOne" data-parent = "#accordion">
      <div class = "card-body">
        Anim pariatur cliche reprehenderit, enim eiusmod high life accusamus terry richardson ad squid. 3 wolf moon officia aute, non cupidatat skateboard dolor brunch. Food truck quinoa nesciunt laborum eiusmod. Brunch 3 wolf moon tempor, sunt aliqua put a bird on it squid single-origin coffee nulla assumenda shoreditch et. Nihil anim keffiyeh helvetica, craft beer labore wes anderson cred nesciunt sapiente ea proident. Ad vegan excepteur butcher vice lomo. Leggings occaecat craft beer farm-to-table, raw denim aesthetic synth nesciunt you probably haven't heard of them accusamus labore sustainable VHS.
      </div>
    </div>
  </div>
  <div class = "card">
    <div class = "card-header" id = "headingTwo">
      <h5 class = "mb-0">
        <button class = "btn btn-link collapsed" data-toggle = "collapse" data-target = "#collapseTwo" aria-expanded = "false" aria-controls = "collapseTwo">
          Collapsible Group Item #2 
        </button>
        <img src='https://upload.wikimedia.org/wikipedia/en/f/f1/Down_Arrow_Icon.png' class='arrow'>
      </h5>
    </div>
    <div id = "collapseTwo" class = "collapse" aria-labelledby = "headingTwo" data-parent = "#accordion">
      <div class = "card-body">
        Anim pariatur cliche reprehenderit, enim eiusmod high life accusamus terry richardson ad squid. 3 wolf moon officia aute, non cupidatat skateboard dolor brunch. Food truck quinoa nesciunt laborum eiusmod. Brunch 3 wolf moon tempor, sunt aliqua put a bird on it squid single-origin coffee nulla assumenda shoreditch et. Nihil anim keffiyeh helvetica, craft beer labore wes anderson cred nesciunt sapiente ea proident. Ad vegan excepteur butcher vice lomo. Leggings occaecat craft beer farm-to-table, raw denim aesthetic synth nesciunt you probably haven't heard of them accusamus labore sustainable VHS.
      </div>
    </div>
  </div>
  <div class = "card">
    <div class = "card-header" id = "headingThree">
      <h5 class = "mb-0">
        <button class = "btn btn-link collapsed" data-toggle = "collapse" data-target = "#collapseThree" aria-expanded = "false" aria-controls = "collapseThree">
          Collapsible Group Item #3 
        </button>
        <img src='https://upload.wikimedia.org/wikipedia/en/f/f1/Down_Arrow_Icon.png' class='arrow'>
      </h5>
    </div>
    <div id = "collapseThree" class = "collapse" aria-labelledby = "headingThree" data-parent = "#accordion">
      <div class = "card-body">
        Anim pariatur cliche reprehenderit, enim eiusmod high life accusamus terry richardson ad squid. 3 wolf moon officia aute, non cupidatat skateboard dolor brunch. Food truck quinoa nesciunt laborum eiusmod. Brunch 3 wolf moon tempor, sunt aliqua put a bird on it squid single-origin coffee nulla assumenda shoreditch et. Nihil anim keffiyeh helvetica, craft beer labore wes anderson cred nesciunt sapiente ea proident. Ad vegan excepteur butcher vice lomo. Leggings occaecat craft beer farm-to-table, raw denim aesthetic synth nesciunt you probably haven't heard of them accusamus labore sustainable VHS.
      </div>
    </div>
  </div>
</div>
</div>

#accordion {      
    width:30%;
    float: right;
    position:relative;
    top: 300px;
    right: 900px;
    align-content: center;
    font-family: 'Kumbh Sans', sans-serif;
}

.card-header {
    background-color: white;
    clear: both;
}

.card-header h5 {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-between;
}
  
button{
    position:relative;
    left:-32px;
}

<link href = "https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.5.0/css/bootstrap.min.css" rel = "stylesheet"/>
<div class = "card">
    <h3> FAQ </h3>
    <div class = "card-header" id = "headingOne">
      <h5 class = "mb-0">
        <button class = "btn" data-toggle = "collapse" data-target = "#collapseOne" aria-expanded = "true" aria-controls = "collapseOne"> 
         How many team members can I invite?
        </button>
        v
      </h5>
    </div>

    <div id = "collapseOne" class = "collapse show" aria-labelledby = "headingOne" data-parent = "#accordion">
      <div class = "card-body">
        You can invite up to 2 additional users on the Free plan. There is no limit on 
        team members for the Premium plan.
      </div>
    </div>
</div>