<div class="start-screen">

  <div class="loading">
    <div class="loading__element el1">B</div>
    <div class="loading__element el2">U</div>
    <div class="loading__element el3">I</div>
    <div class="loading__element el4">L</div>
    <div class="loading__element el5">D</div>
    <div class="loading__element el6">E</div>
    <div class="loading__element el7">R</div>
  </div>

    <div class="loading">
    <div class="loading__element el1">L</div>
    <div class="loading__element el2">E</div>
    <div class="loading__element el3">A</div>
    <div class="loading__element el4">D</div>
    <div class="loading__element el5">P</div>
    <div class="loading__element el6">A</div>
    <div class="loading__element el7">G</div>
    <div class="loading__element el8">E</div>
    <div class="loading__element el9">S</div>
  </div>

</div>