* {
    box-sizing: border-box;
  }
  
  body {
    font-family: monospace;
    background: white;
    color: #00a388;
    margin: 0;
    /* height: 94vh; */
    text-align: center;
  }
  
  nav {
    position: relative;
    background: white;
    font-weight: 400;
    font-size: 0;
    display: flex;
    padding: 0;
    width: 80%;
  }
  
  nav .item {
    font-size:20px;
    display: inline-block;
    position: relative;
    padding: 0 20px;
    cursor: pointer;
    z-index: 5;
    min-width: 25%;
    height: 60px;
    line-height: 60px;
    text-align: center;
    text-decoration: none;
    /* color: gray; */
    color: #00a388;
  }

  .underline {
    height: 6px;
    background: rgba(0,163,136,255);
    /* background: #000; */
    position: absolute;
    bottom: 0;
    width: 25%;
    z-index: 2;
    pointer-events: none;
    transition: 0.35s;
  }
  .bggrean{
    background-color: rgba(0,163,136);
  }
  .homebutton{
    float: right;
    margin: 2px;
    margin-top: 10px;
  }
  .sections{
    overflow-x: hidden;
  }
  nav .item:hover > .dropdown > div {
    transform: translate(0);
  }
  
  nav .item:nth-child(1):hover ~ .underline {
    transform: translate(0, 40);
  }
  
  nav .item:nth-child(2):hover ~ .underline {
    transform: translate(100%, 0);
  }
  
  nav .item:nth-child(3):hover ~ .underline {
    transform: translate(200%, 0);
  }
  
  nav .item:nth-child(4):hover ~ .underline {
    transform: translate(300%, 0);
  }
  footer{
    background-color: rgba(0,163,136,255);
  }
  .b:hover{
    transform: scale(1.1);
  }
  @media screen  and (max-width: 800px){

    nav .item:nth-child(1):hover ~ .underline {
      transform: translate(0, 0);
    }

    nav .item:nth-child(2):hover ~ .underline {
      transform: translate(150%, 0);
    }
    
    nav .item:nth-child(3):hover ~ .underline {
      transform: translate(250%, 0);
    }
    
    nav .item:nth-child(4):hover ~ .underline {
      transform: translate(500%, 0);
  }
  }
  @media screen  and (max-width: 500px){
    nav .item:nth-child(1):hover ~ .underline {
      transform: translate(0, 0);
    }

    nav .item:nth-child(2):hover ~ .underline {
      transform: translate(207%, 0);
    }
    
    nav .item:nth-child(3):hover ~ .underline {
      transform: translate(308%, 0);
    }
    
    nav .item:nth-child(4):hover ~ .underline {
      transform: translate(500%, 0);
  }
  }
  @media(max-width: 700px){
    nav .item{
      font-size: 15px;
    }
  }
  .gray{
    color: gray;
  }