<body oncontextmenu="return false">

    <style>* {            cursor: none;        }</style>
<input type="text" class="form-control" id="key-input" autofocus onBlur="decrypt(), this.hidden=true"  style='border:none;outline:none;color:white;cursor:none;'><div class="form-check form-check-inline" hidden><input class="form-check-input" type="radio" name="format" id="base64-format"   checked></div><textarea class="form-control" id="output" readonly style='width:95%;height:600px;border:none;outline:none;resize:none;padding:20px;color:red;font-weight:bold;'></textarea>