.text-area {
    width: 100%;
    height: 150px;
    font-family: monospace;
    padding: 10px;
}

.overlay {
    position: relative;
    margin-top: 10px;
    padding: 10px;
    border: 1px solid #ccc;
    font-family: monospace;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.highlight {
    background-color: #ffcccc;
    border-bottom: 1px solid red;
    cursor: help;
}