* {
    box-sizing: border-box;
  }
  
  body {
    margin: 0;
    background-color: white;
  }
  
  /* Style the header */
  header {
    background-color: #6aabe9;
    padding: 0.1px;
    text-align: center;
    font-size: 90px;
    font-family: 'Amatic SC', cursive;
    color: white;
   
  }
  
  article{
    text-align: justify;
  }

  article p{
    font-family: 'Comfortaa', cursive;
    font-size: 20px;
  }

  article h1{
    font-family: 'Comfortaa', cursive;
    font-size: 30px;
  }

  article img{
      height: 100%;
  }

  .groupe{
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .titre{
    text-align: center;
    font-family: 'Comfortaa', cursive;
    font-size: 35px;
    margin-top: 40px;
    margin-bottom: 50px;
  }
  
  /* Container for flexboxes */
  .ligne {
    display: -webkit-flex;
    display: flex;
    justify-content: space-around;
    align-items: center;
  }
  
  /* Create three equal columns that sits next to each other */
  .colonne {
    font-family: 'Quicksand', sans-serif;
  }
  
  .colonne img{
    height: 300px;
    border-radius: 10px;
    transition: border-radius 0.5s;
  }

  .colonne img:hover{
    border-radius: 30px;
    transition: border-radius 0.5s;
  }

  #bouton{
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #6aabe9;
    border: solid 2px #6aabe9;
    font-family: 'Comfortaa', cursive;
    font-size: 20px;
    padding: 15px 10px 15px 10px;
    border-radius: 5px;
    color: white;
    margin-left: 40%;
    margin-right: 40%;
    margin-top: 25px;
    margin-bottom: 75px;
    
    transition: background-color 0.3s, color 0.3s;
  }

  #bouton:hover{
      background-color: white;
      color: black;
      transition: background-color 0.3s, color 0.3s;
  }

  #feed{
    display: flex;
    justify-content: space-around;
    align-items: stretch;
  }

  #tweet{
    width: 35%;
    height: 1075px;
    overflow: auto;
    margin-bottom: 60px;
  }

 
  .imagegroupe{
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-around;
    flex-flow: row wrap;
    flex-wrap: wrap-reverse;
    margin-top: 50px;
  }

  .imageelement{
      
    /*border: 1px solid #a9c2da;
    background-color: #a9c2da;*/
    overflow-wrap: break-word;
    margin-top: 25px;
    margin-bottom: 25px;
  }

  .imageelement img{
    border-radius: 10px;
    opacity: 0.7;
    height: 500px;
    transition: border-radius 0.5s, opacity 0.5s;
  }


  .imageelement img:hover{
    border-radius: 40px;
    opacity: 1;
    transition: border-radius 0.5s, opacity 0.5s;
  }

  .imageelement p{
    color: white;
    font-family: 'Comfortaa', cursive;
    font-size: 20px;
    text-align: justify;
  }
  

  #oeuvre{
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-flow: row wrap;
    margin-top: 50px;
    margin-bottom: 50px;
  }
  

  #image{
    display: flex;
    flex-direction: column;
    text-align: justify;
  }

  #element{
    width: 33%;
  }

  #element img{
      max-width: 100%;
      height: auto;
  }

  #gauche{
    margin-left: 100px;
  }

  #fleche{
    width: 80px;
    transition: opacity 0.5s;
    opacity: 0.5;
  }

  #fleche:hover{
    opacity: 0.9;
    transition: opacity 0.5s;
  }
 
  .tooltip {
    position: relative;
    display: inline-block;
    border-bottom: 1px dotted black;
  }
  
  .tooltip .tooltiptext {
    width: 150px;
    background-color: #3973a8;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px 0;
    position: absolute;
    z-index: 1;
    bottom: 100%;
    left: 50%;
    margin-left: -70px;
    
    /* Fade in tooltip - takes 1 second to go from 0% to 100% opac: */
    opacity: 0;
    transition: opacity 0.3s;

    animation-name: cache;
    animation-duration: 0.1s;
    animation-iteration-count: 1;
  }

  .tooltip:hover .tooltiptext {
    opacity: 0.95;
    transition: opacity 0.5s;
  }
  /* Style the footer */
  footer {
    font-family: 'Quicksand', sans-serif;
    background-color: #6aabe9;
    font-size: 20px;
    padding: 10px;
    text-align: center;
    color: white;
  }

  footer a{
    color: white;
  }

  footer a:hover{
    animation-name: rainbow;
    animation-duration: 2s;
    animation-iteration-count: infinite;
  }
  
  /* Responsive layout - makes the three columns stack on top of each other instead of next to each other */
  @media (max-width: 800px) {
    .ligne {
      flex-direction: column;
    }

    .groupe{
      flex-direction: column-reverse;
    }

    #feed{
      flex-direction: column;
      justify-content: center;
      align-items: center;
      margin-bottom: 50px;
    }

    #tweet{
      display: flex;
     
      width: auto;


      display: flex;

     /* width: 70%;
      height: 500px;*/
      overflow: auto;
      /*
      margin-bottom: 60px;
      margin-right: 15%;
      margin-right: 15%;*/
    }

    #bouton{
      margin-left: 30%;
      margin-right: 30%; 
    }
    
    #gauche{
      margin-left: 0px;
      text-align: center;
    }

    #fleche{
      display: none;
    }

    #element{
      width: 90%;
    }

    .imagegroupe{
      flex-direction: column-reverse;
    }

    .tooltip:hover .tooltiptext {
      visibility: hidden;
    }

    .imageelement img{
    display: flex;
    margin-right: auto;
    margin-left: auto;
    max-width: 90%;
    height: auto;
    }

    #insta{
      display: flex;
      margin-right: 20px;
      margin-left: 20px;
      max-width: 100%;
      height: auto;
    }
  }

  @media (max-width: 600px) {
    #bouton{
      margin-left: 20%;
      margin-right: 20%; 
    }
  }  

  @media (max-width: 400px) {
    #bouton{
      margin-left: 10%;
      margin-right: 10%; 
    }
  } 
::-webkit-scrollbar {
    width: 10px;
  }

::-webkit-scrollbar-track {
    border-radius: 10px;
  }
  
::-webkit-scrollbar-thumb {
    background: #4980b4;
    border-radius: 10px;
  }

  @keyframes rainbow {
    0% {
      color: white;
    }
    12% {
      color: rgb(50, 75, 185);
    }
    25% {
      color: rgb(64, 192, 64);
    }
    37% {
      color: rgb(241, 241, 64);
    }
    50% {
      color: rgb(209, 42, 42);
    }
    62% {
      color: rgb(241, 241, 64);
    }
    75% {
      color: rgb(64, 192, 64);
    }
    87% {
      color: rgb(50, 75, 185);
    }
  }

  @keyframes cache {
   0%{opacity: 0;}
   100%{opacity: 0;}
  }