.base64-label{display:block;margin-block:20px 10px;font-size:15px}.base64-text{box-sizing:border-box;width:100%;min-height:210px;padding:15px;border:1px solid #667080;border-radius:12px;background:#090c12;color:#eef0f6;font:15px/1.7 monospace;resize:vertical;overflow-wrap:anywhere}.base64-text:focus{outline:2px solid #c6d4ff;outline-offset:3px}.base64-text[aria-invalid=true]{border-color:#f1bfbf}.base64-text[readonly]{background:#0c1018}.tool-controls button{min-height:44px}@media(max-width:520px){.base64-text{min-height:180px;padding:12px}}