Windows 10 Window Test

<!DOCTYPE html>
<html>
<head>
<title>Windows 10</title>
<style>body {overflow: hidden;user-select: none;-webkit-user-select: none;-ie-user-select: none;}</style>
<link type="text/css" rel="stylesheet" href="file:///C:/Users/AkarinPC/Documents/HTML/Windows10/css/windowStyle.css"><!-- External / my local css style -->
<style>
.window {
    position: absolute;
    top: 0px;
    left: 0px;
    background: #7A7574;
    border: 1px solid #84807F;
    display: inline-block;
}

.content {
    position: relative;
    margin: 0px 0px -4px 0px;
    height: 480px;
    width: 800px;
    min-height: 100px;
    min-width: 160px;
    background: white;
    -webkit-box-shadow: 0px 0px 0px 0px rgba(0,0,0,0);
    box-shadow: 0px 0px 0px 0px rgba(0,0,0,0);
    border: none;
    outline: none;
    resize: both;
}

button[type=close] {
    float: right;
    width: 45px;
    height: 28px;
    background: #e8112300;
    color: white;
    font-size: 20px;
    font-weight: 100;
    border: none;
    outline: none;
    z-index: 2;
}

button[type=close]:hover {
    background: #e81123;
}

button[type=close]:active {
    background: #bc3942;
}
button[type=help] {
    float: right;
    width: 45px;
    height: 28px;
    background: #e8112300;
    color: white;
    font-size: 15px;
    font-weight: 100;
    border: none;
    outline: none;
    z-index: 2;
}

button[type=help]:hover {
    background: #888382;
}

button[type=help]:active {
    background: #95918f;
}

div .header {
    position: absolute;
    top: 0px;
    left: 7px;
    height: 30px;
    width: 89%;
    color: white;
    font-family: 'Arial';
    font-size: 11px;
}
</style>
</head>
<body>

<div class="window" id="window">
 <div class="header" id="windowheader"><span style="position: relative;top: 7px;">WinCopy Platform</span></div>
 <div>
  <button type="close">тип</button>
  <button type="help">?</button>
 </div>
 <!-- Here you can edit the source -->
 <iframe class="content" src="file:///C:/Users/AkarinPC/Documents/HTML/TextArea.html"></iframe>
</div>

<script>
dragElement(document.getElementById("window"));

function dragElement(elmnt) {
  var pos1 = 0, pos2 = 0, pos3 = 0, pos4 = 0;
  if (document.getElementById(elmnt.id + "header")) {
    /* if present, the header is where you move the DIV from:*/
    document.getElementById(elmnt.id + "header").onmousedown = dragMouseDown;
  } else {
    /* otherwise, move the DIV from anywhere inside the DIV:*/
    elmnt.onmousedown = dragMouseDown;
  }

  function dragMouseDown(e) {
    e = e || window.event;
    e.preventDefault();
    // get the mouse cursor position at startup:
    pos3 = e.clientX;
    pos4 = e.clientY;
    document.onmouseup = closeDragElement;
    // call a function whenever the cursor moves:
    document.onmousemove = elementDrag;
  }

  function elementDrag(e) {
    e = e || window.event;
    e.preventDefault();
    // calculate the new cursor position:
    pos1 = pos3 - e.clientX;
    pos2 = pos4 - e.clientY;
    pos3 = e.clientX;
    pos4 = e.clientY;
    // set the element's new position:
    elmnt.style.top = (elmnt.offsetTop - pos2) + "px";
    elmnt.style.left = (elmnt.offsetLeft - pos1) + "px";
  }

  function closeDragElement() {
    /* stop moving when mouse button is released:*/
    document.onmouseup = null;
    document.onmousemove = null;
  }
}
</script>

</body>
</html>