html, body {
    margin: 0;
    padding: 0;
    overflow: hidden;
}

body {
    background-color: #eee;
}

#neattribute-h1, #neattribute-buttons {
    margin: 30px;
    text-align: center;
    font-family: sans-serif;

    height: 30px;
} /* 90px tall */
#neattribute-footer {
    margin: 10px;
    text-align: center;
    font-family: sans-serif;

    font-size: 20px;

    height: 20px;
} /* 40px tall */

#neattribute-h1 {
    font-size: 30px;
}
#neattribute-h1 mark {
    padding: 5px;
    margin: 5px;
    padding-right: 0;
    margin-right: 0;
    border-radius: 5px;
    background-color: #fff;
    outline: 1px solid darkgreen;
}
#neattribute-h1 span {
    color: darkgreen;
}

#neattribute-buttons button {
    font-size: 20px;
}

#neattribute-edit-rich {
    outline: 1px solid darkgreen;

    background-color: white;
    width: calc(100% - 120px);
    margin: 30px;
    padding: 30px;
    border-radius: 30px;
    height: calc(100vh - 340px);

    overflow: auto;
} /* 100vh - 220px tall */
.edit-html #neattribute-edit-rich {
    display: none;
}

#neattribute-edit-html {
    outline: 1px solid darkgreen;

    width: calc(100% - 60px);
    margin: 30px;
    --padding: 30px;
    border-radius: 30px;
    height: calc(100vh - 280px);

    display: none;
} /* 100vh - 220px tall */
.edit-html #neattribute-edit-html {
    display: grid;
}

#neattribute-buttons button {
    cursor: pointer;
    padding: 5px;
    margin: 5px;
    transition: padding 0.1s, margin 0.1s;

    background-color: white;
    color: black;
    border: 1px solid grey;

    padding: 5px;
    border-radius: 10px;
}

#neattribute-buttons button:hover {
    padding: 8px;
    margin: 2px;
    outline: 1px solid darkgreen;
}

.edit-html button#neattribute-toggle-edit-html {
    background-color: darkgreen;
    color: white;
}