css force string to wrap
<!-- For Block Elements --> <textarea style="width:100px; word-wrap:break-word;"> ACTGATCGAGCTGAAGCGCAGTGCGATGCTTCGATGATGCTGACGATGCTACGATGCGAGCATCTACGATCAGTC </textarea> <!-- For Inline Elements --> <span style="width:100px; word-wrap:break-word; display:inline-block;"> ACTGATCGAGCTGAAGCGCAGTGCGATGCTTCGATGATGCTGACGATGCTACGATGCGAGCATCTACGATCAGTC </span> <!-- Another thing to try: --> <tr style="overflow-wrap: anywhere"><td>1</td><td>2</td></tr>