body {
    font-size: calc(.5em + .5vw);
    margin: 1em 5em;
}

.container {
    display: flex;
    justify-content: space-between;
    gap: 1em;
}

main {
    flex: 0 0 40em; /* Set a fixed width of 40em for the main container */
    max-width: 40em; /* Ensure main doesn't exceed this width */
}

main img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 50%;
}

.sidebar {
    flex: 1; /* Take up the remaining space on the left */
    position: sticky;
    align-self: flex-start;
    top: 0;
    max-width: 15em;
}

.right-column {
    flex: 1; /* Take up the remaining space on the right */
    display: flex;
    flex-direction: column;
    gap: 1em;
    overflow: visible; /* Make sure overflow is set to visible */
    max-width: 15em;
}

.tags {
    /* Default styling */
}

.contents-list {
    position: sticky;
    align-self: flex-start;
    top: 1em;
}