html {
    background-color: grey;
    text-align: center;
    height: 100%;
}
h2 {
    color: navy;
    border: 1px double whitesmoke;
    margin: 0 auto;
}
ul {
    list-style-type: none;
}
#about-me {
    font-size: 36px; 
    margin: 40px auto;

}
footer {
    height: 50px;
    margin-top: 265px;
    color: lightgray
  }
  #tree, #deeisabird {
      height: 250px; 
      width: 175px;
  }
  #jungle, #logo {
      height: 175px;
      width: 250px;
  }