html,
body {
    height: 100%;
    margin: 0;
    background-color: #ededed;
    font-size: 25px;
}

body {
    display: flex;
    flex-direction: column;
    padding: 15px;
    box-sizing: border-box;
}

.col-12:first-child {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

#additionalNotes {
    flex: 1;
    width: 100%;
    resize: none;
}

.button-container {
    display: flex;
    width: 100%;
    gap: 10px;
    margin-top: 10px;
}

.expand-btn {
    flex: 1;
}