:root {
    /* Global variables */
    --doddle-gray: #444444;
    --doddle-font: "Roboto", sans-serif;
    --doddle-orange: #ff6600;
    --doddle-white: #ffffff;
  }
  
  body {
    color: var(--doddle-gray);
    font-family: var(--doddle-font);
    margin: 0;
    padding: 0;
  }
  
  html {
    font-size: 16px;
  }
  
  .main {
    background-color: var(--doddle-gray);
    border-style: none;
    position: relative;
    margin: 0;
    padding: 0 0 20px 0;
    min-height: 100vh;
  }
  
  .content {
    text-align: center;
    position: relative;
    padding: 10px;
  }
  
  .interface button i {
    font-size: 2.5rem;
    font-weight: bold;
  }
  
  .interface button {
    background-color: var(--doddle-orange);
    border-radius: 10px;
    border-style: none;
    color: var(--doddle-white);
    font-size: 1.5rem;
    font-weight: bold;
    width: 80px;
    height: 50px;
    margin-left: 10px;
    margin-top: 10px;
    transition: 0.1s;
    text-transform: capitalize;
    box-shadow: 3px 3px 3px 3px black;
  }
  
  .interface button:hover {
    background-color: var(--doddle-gray);
    cursor: pointer;
    box-shadow: 0px 0px 0px 0px;
    border: 1px solid black;
  }
  
  .interface {
    display: flex;
    justify-content: flex-end;
  }
  
  .screen {
    background-color: var(--doddle-white);
    border-radius: 10px;
    padding: 50px 50px 25px 50px;
    margin: 5px auto;
    text-transform: capitalize;
  }
  
  .help-text {
    background-color: var(--doddle-white);
    color: var(--doddle-orange);
    border-style: solid;
    border-width: 3px;
    border-color: var(--doddle-gray);
    border-radius: 5px;
    bottom: 50vh;
    right: 5vw;
    width: 25rem;
    box-shadow: 5px 5px 5px 5px black;
    font-family: var(--doddle-font);
    font-size: 1.5rem;
  }
  
  .help-text p {
    margin: 10px;
  }
  
  .startPanel {
    background-color: var(--doddle-white);
    border-radius: 5px;
    border-color: var(--doddle-gray);
    border-width: 3px;
    border-style: solid;
    font-size: 1.5rem;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    height: 50%;
    width: 50%;
    box-shadow: 10px 10px 10px 0px black;
  }
  
  .startPanel p {
    margin: 100px;
  }
  
  .intro img {
    width: 600px;
  }
  
  .heading {
    color: var(--doddle-gray);
    text-align: center;
  }
  
  .intro,
  .help-text,
  .startPanel {
    position: absolute;
  }
  
  /* Content_________________________________________________________________ */
  
  #chartdiv {
      width: 100%;
      min-height: 90vh;
      border-radius: 10px;
      background-color: skyblue;
    }
    
    td {
      text-align: left
    }