body {
  background-image: url('https://files.catbox.moe/vznb93.jpeg');
  background-repeat: repeat;
}

.silly {
  background-color: white;
  border: solid;
  }


h1 {
  color: white;
  text-align: center;
}

p {
  font-family: verdana;
  font-size: 20px;
  text-align: center;
}


img {
  
    display: block;
  margin-left: auto;
  margin-right: auto;
}

.navbar {
  
  float: left;
  background-color: black;
  padding: 20px;
  width: 25%;
  margin: 10px;
  
}

.main {
  
  margin: auto;
  width: 65%;
  background-color: aquamarine;
  padding: 10px;
  text-align: center;
}

.flex-container {
  display: flex;
    background-color: transparent;
}

.flex-container > div {
  overflow-x: hidden;
  overflow-y: auto;
  background-color: #f1f1f1;
  margin: 10px;
  padding: 20px;
  font-size: 15px;
  width: 40%;
  height: 100px;
}