body {
    margin: 0;
    padding: 0;
    font-size: 16.5px;
    color: rgb(37, 37, 37);
}

.hidden {
    display: none;
}

heart-content .comment-list>div {
    display: inline-block;
    width: calc(100% - 2rem);
    max-width: 400px;
    padding: 1rem;
    border: solid 2px royalblue;
    border-radius: 1rem;
    margin: 0.5rem 1rem;
    box-sizing: border-box;
}

app-page header {
    background-color: royalblue;
    padding: 0.67em 0;
}

app-page h1 {
    font-size: 20px;
    text-align: center;
    color: white;
    margin: 0;
}

app-page .messagebox {
    margin: 5px;
    border-radius: 10px;
    padding: 12px;
    box-sizing: border-box;
    font-size: 14px;
    background-color: antiquewhite;
    display: block;
    position: fixed;
    top: -62px;
    left: 0;
    width: calc(100% - 10px);
    height: 50px;
    transition: all 250ms 0ms ease;
    box-shadow: 0 -1px 7px #0006;
    font-weight: bold;
}

app-page .messagebox.view-message {
    top: 5px;
}