.txt-wrp {
    position: relative;
}

.txt-pre {
    margin: 0;
    visibility: hidden;
    border-style: solid;

    max-height: 223px;
}

.txt-pre,
.txt-pre + textarea {
    white-space: pre-wrap;
    word-wrap: break-word;
    padding: 10px 12px;
    width: 100%;
    font-size: inherit;
    box-sizing: border-box;
}

.txt-pre + textarea {
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    position: absolute;
    -webkit-appearance: none;
    overflow-y: scroll;
}