* {
    font-family: Arial, Helvetica, sans-serif;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    display: flex;
    background-color: gray;
    padding: 20px;
    min-height: 50px;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

.main-navbar {
    color: blue;
    flex: 1;
    align-content: center;
}

.main-navbar ul {
    list-style: none;
    display: flex;
    justify-self: right;
    padding: 4px;
}

.main-navbar li {
    flex-direction: column;
    padding: 4px;
    margin: 4px;
    flex: 1;
}

logo {
    color: blue;
    flex: 1;
    align-content: center;
    padding-left: 4px;
}

logo img {
    width: 120px;
    height: auto;
}

.flex-container {
    display: flex;
    padding-left: 20px;
    padding-right: 20px;
    flex: 1;
    flex-wrap: wrap;
    justify-content: space-between;
}

.site-logo {
    flex: 1;
}

.site-heading {
    flex: 1;
    text-align: center;
    align-content: center;
}

.main-content {
    flex: 3;
    margin: 2%;
    min-width: 60%;
}

.right-sidebar {
    flex: 1;
    background-color: grey;
    margin: 5px;
    padding: 5px;
    border: 1px solid;
    text-align: center;
    min-width: 20%;
}

footer {
    text-align: center;
    background-color: gray;
    padding: 6px;
    min-height: 50px;
}

.form-item {
    padding-bottom: 15px;
}

.submit-button {

}

@media (max-width: 768px) {
  .flex-container {
    flex-direction: column;