body{
  margin:0;
   padding:0px;
   background-color: #1698da;
  }

  .calculator {
   width: 620px;
   position: absolute;
   height: 430px;
  background-color: beige;
  padding: 20px;
  border-radius: 10px;
  margin: 12% 30%;
  overflow: scroll;
  top: -80px;
  }
  .heading{
    margin-top: 0;
    text-align: center;
  }
  ::-webkit-scrollbar {
    width: 0px;
  }

  input[type=text] {
  width: 100%;
	  height: 45px;
	  border-radius: 5px;
    border: 0px;
    font-size: 22px;
	  background-color: #333333;
	  color: #d9d9d9;
	  padding: 0 5px 0 5px;
	  margin: 0 3px 10px 1px;
  
  }
  
  .calc-buttons {
	  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  
  }
  .button {
	 margin: 3px;
  width: 63px;
  border: none;
  height: 50px;
  outline: 0;
  border-radius: 4px;
  color: #000000;
  cursor: pointer;
  }
  .button-blank{
    margin: 3px;
    width: 63px;
    border: none;
    height: 50px;
    outline: 0;
    border-radius: 4px;
    color: #000000;
    cursor: pointer;
  }
  .button:active {
    transform: translateY(1px);
    border-bottom-width: 2px;
    box-shadow: none;
  }
  button:hover {
	background-color: hsla(180, 100%, 40%, 0.3);
	transition: .2s;
  }
  .const {
    margin: 3px;
   width: 63px;
   border: none;
   height: 50px;
   border-radius: 4px;
   color: #000000;
   cursor: pointer;
   }
   
   .const:hover {
   background-color: hsla(180, 100%, 40%, 0.3);
   transition: .2s;
   }
  
  
  
  .functions-one {
	  width: 290px;
	  display: flex;
	  flex-wrap: wrap;
	  justify-content: space-evenly;
  }
  
  
  .functions-two {
  width: 280px;
 
	  display: flex;
	  flex-wrap: wrap;
	  justify-content: space-evenly;
  }
  
  .triggers {
	  background-color: #ffc266;
  }
  
  
  
  .numbers {
	  background-color: #999999;
  }
  
  .basic-stuff {
	  background-color: #80d4ff;
  }
  
  .complex-stuff {
	  background-color:rgba(168, 224, 20, 0.9);
  }
  .complex-stuff:hover {
	  background-color:rgba(174, 195, 20, 0.9);
  }
  .history {
    
    width: 80%;
    color: white;
    background-color: #636363;
    border-radius: 5px;
    margin-top: 16px;
    
    padding: 15px;
    box-shadow: 0px 5px 10px #444444 inset;
  }
  #history{
    width: 100%;
  }
  


  .modal {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 1; /* Sit on top */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
  }
  
  /* Modal Content/Box */
  .modal-content {
    background-color: #fefefe;
    margin: 5% auto; /* 15% from the top and centered */
    padding: 20px;
    border: 1px solid #888;
    width: 80%; /* Could be more or less, depending on screen size */
  }
  
  /* The Close Button */
  .close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
  }
  
  .close:hover,
  .close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
  }
  .right{
    width: 140px;
    overflow: hidden;
  }
  .right:hover{
    overflow: none;
    width: 180px;
  }
  .row {
    display: flex;
  }
  
  .column {
    flex: 50%;
  }


  @media only screen and (max-width: 600px) {
    .calculator {
      width: 320px;
      top: 0px;
      margin: 12% 10%;
    }

  }