.message-content {
    font-family: Roboto, sans-serif;
    background: rgba(0, 0, 0, .05);
    padding: 15px;
    border-radius: 5px;
    white-space: pre-wrap;
    white-space: -moz-pre-wrap;
    white-space: -o-pre-wrap;
    word-wrap: break-word;
    p:last-child {
        margin-bottom: 0;
    }
}

.answer-wrapper {
    display: none;
}
