:root {
      background-image: url("https://i.postimg.cc/sXcvpPnT/tumblr-mp5jpa-JFXO1rti9bfo1-500.png");
      --header-image: url("https://static.tumblr.com/87892761494d872739a4a1567937bf04/vohmicb/zfWphv4i4/tumblr_static_6enhsr0dfoso0s8osskgsoo48.png");
        }
#container {
  max-width: 800px;
  margin: 0 auto;
          }

#container a {color:e03136;
              /*formats all links except navigation
              font-weight: bold;
              text-decoration: none;
              }
#header {width: 100%;
        height: 200px;
        background-image: var(--header image);
        background-color:#D3E2B2;
        background-size: 100%;
        }
#navbar {height: 40px;
        background-color:#ACD04D;
        width: 100%;
        }
#navbar ul {display: flex;
            padding: 0;
            margin: 0;
            list-style-type: none;
            justify-content: space-evenly;
            }
#navbar li {padding-top: 10px;
            }
#navbar li a {color:;
              font-weight:;
              text-decoration: none;
              }
#navbar li a:hover {color:;
                    text-decoration: underline;}
#flex {display:flex;}
  aside {background-color:#ACD04D;
              width: 200px;
              padding: 20px;
              font-size: smaller;
              }
  main {background-color:#D3E2B2;
        flex: 1;
        padding: 20px;
        order: 2;
        }
  footer {background-color:#ACD04D;
          width: 100%;
          height: 40px;
          padding: 10px;
          text-align: center;}
  h1,
  h2,
  h3 {color:;
      }
  h1 {font-size: 15px;
      text-align: center;}
  strong {color:;}
  .box {background-color:d3e2b2;
        border: 1px solid;
        border-radius: 10px;
        padding: 10px;
        }
  @media only screen and (max-width: 700px) {
                #flex {
                    flex-wrap: wrap;
                }

                aside {
                    width: 100%;
                }
                main {
                    order: 1;
                }

                #leftSidebar {
                    order: 2;
                }
                }