body {
    background-color: white;
}

.masthead {
  height: 100vh;
  min-height: 500px;
  background-image: url('https://source.unsplash.com/BtbjCFUvBXs/1920x1080');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

#container {
    height: 200px;
    width: 500px;
    border: 10px solid blueviolet;
    margin: auto;
    margin-top: 50px;
    background-color: cornflowerblue;
}

.imgzentriert {display: block; text-align: center;}

h1 {
    text-align: center;
    color: rgb(77, 0, 255);
    
    }
#number {
    height: 25px;
    width: 250px;
    margin: auto;
    margin-top: 50px;
    border: 1px solid black;
    text-align: center;
    background-color: blanchedalmond;
}
#increment {
    height: 25px;
    width: 100px;
    margin-top: 50px;
    margin-left: 125px;
}
#decrement {
    height: 25px;
    width: 100px;
    margin-top: 50px;
    margin-left: 50px;
}


  /* Codepen */
  h1 {
    font-family: 'Baloo Tamma 2', sans-serif;
    font-size: 2rem;
  }

  h2 {
    font-family: 'Baloo Tamma 2', sans-serif;
    font-size: 1.6rem;
  }

  a {
    font-family: 'Baloo Tamma 2', sans-serif;
    font-size: 0.8rem;
  }
  
  p {
    font-family: 'Baloo Tamma 2', sans-serif;
    font-size: 1.4rem;
  }
  
  .container {
    text-align: center;
    padding-top: 2rem;
  }
  
  .paragraph-container {
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .link {
    position: relative;
  }
  
  .link::before {
    content: "Click";
    font-size: 0.9em;
    background: black;
    color: white;
    line-height: 1em;
    padding: 0.2em 0.15em 0;
    border-radius: 0.2em;
    position: absolute;
    top: -1em;
    left: 50%;
    opacity: 0;
    transform: translate(-65%, 20%) rotateZ(-1deg);
    transition: 0.4s opacity cubic-bezier(0.33, 1, 0.68, 1), 0.4s transform cubic-bezier(0.33, 1, 0.68, 1);
  }
  
  .link:after {
    content: "me!";
    position: absolute;
    font-size: 0.9em;
    background: black;
    color: white;
    line-height: 1em;
    padding: 0.2em 0.15em 0;
    border-radius: 0.2em;
    top: -1em;
    left: 50%;
    opacity: 0;
    transform: translate(45%, 20%) rotateZ(1deg);
    transition: 0.4s opacity cubic-bezier(0.33, 1, 0.68, 1), 0.4s transform cubic-bezier(0.33, 1, 0.68, 1);
  }
  
  .link:hover::before {
    opacity: 1;
    transform: translatex(-75%) rotateZ(-3deg);
  }
  
  .link:hover::after {
    opacity: 1;
    transform: translatex(45%) rotateZ(3deg);
  }