#myContainer {
    left:200px;
    width: 400px;
    height: 400px;
    position: relative;
    background: rgb(241, 241, 226);
    align-content: center;
}

  /*
 #myAnimation {
    width: 30px;
    height: 10px;
    position: top 100 , relative; 
    background-color: red;
  }
  */

#first{

    width: 30px;
    height : 10px;
    position:inherit;
    background-color: red ;


}  



#second {

    width: 50px;
    height : 10px;
    position:inherit;
    background-color: green;

}

#third {
    width: 70px;
    height : 10px;
    position:inherit;
    background-color: blue;
  }


  div#explain.xpl{
    left: 210px;
    width: 395px;
    border: 1px solid black;
    position:absolute;
}