#stringManipultions .fdi-clear {
    display: block;
    clear: both;
    line-height: 0;
  }

  #stringManipultions .fdi-Flex{
    display: flex;  
  }

  #stringManipultions ul{
    list-style: none; 
  }
  
  #stringManipultions .centerText{
    text-align: center;
  }

  #stringManipultions .fdi-3cols li{
    width: 30%;
  }
  
  #stringManipultions .fdiButton{
    border: 1px blue solid;
    border-radius: 5px;
    padding: 4px;
    margin: 4px;
    margin-top: 14px;
  }
  #stringManipultions .fdiTitle{
    margin-top: 14px;
    margin-bottom: 14px;
    font-weight: bold;
  }
  #stringManipultions .paddingTop-10{
    padding-top: 10px;
  }