Memasang kode Transparent Background
Untuk menerapkan kode tersebut Login ke akun blog klik tombol blog baru 
buat satubuah link baru  kemudian beri nama sesuai fungsi, klik Edit HTML pada link baru tersebut, hapus semua kode template  ganti dengan kode blank template, yang tersedia pada sumber  berikut ini  Get Blank Template  
edit background warna sesuai keinginan dan klik simpan selesai
Kemudian klik entri halaman baru HTML pada link tersebut
copy kode dibawah ini, pastekan kedalam halaman baru tersebut dan klik simpan selesai
<style class="Mys2010-styles">
body {#);color:red;height:100%;overflow:hidden;}

header {
  -o-transition-duration: 0.3s;
  -moz-transition-duration: 0.3s;
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  padding:  0px 0;
  position: fixed;
  top: 0;
  width: 100%;
  background: #333;
  border-bottom: 3px solid #dad;
}

/* GRADIEND */
.ap {
position: fixed;
right: 0;
bottom: 0;
left: 0;
height: 60px;
margin: auto;
font-family: Arial, sans-serif;
font-size: 14px;
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
color: #333;
background: #000;
border-top: 2px solid #f0f;
z-index: 9999;
}
 /*end*/
body
{
  width: 95%; 
  height:100%;
  margin:0em 5%;
  background-color:#dad;
  background-image: url("http://vignette3.wikia.nocookie.net/scarfheroes/images/c/c3/Fancy-Swirl-Pattern-Grey-White-PNG.png/revision/20151009044909");
  background-position: center bottom;
  animation: animatedBackground 30s linear infinite;
  /* Safari and Chrome: */
   
-webkit-animation: animatedBackground 30s linear infinite;
}


@keyframes animatedBackground 
{
  from { background-position: 0 100%; }
  to { background-position: 100% 100%; }
}
@-webkit-keyframes  animatedBackground 
{
  from { background-position: 0 100%; }
  to { background-position: 100% 100%; }
}
#content
{
  position:fixed;
  top:5em;
  height:1em;
  width:19em;
  background-color:rgba(1,1,1,0.5);
  color:white;
  padding:2em;
  border-bottom-right-radius: 5em;
  -webkit-border-bottom-right-radius: 5em;
   border-top-left-radius: 5em;
  -webkit-border-top-left-radius: 5em;
}
/*end*/
.blurred-bg.tinted {
  background: rgba(4,000,000, .4);
   
}
      .box {
  width: 500px;
  height: 300px;
  left: -webkit-calc( 50% - 250px );
  top: 20%;
  position: absolute;
  border-radius: 5px;
  -moz-box-shadow: 0 20px 30px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 20px 30px rgba(0, 0, 0, 0.6);
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 20px;
  text-align: center;
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.4);
  display: flex;
  transition: box-shadow .3s ease;
}
.box:active {
  cursor: move;
  -moz-box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9);
  -webkit-box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9);
}
.box .content {
  margin: auto;
}

h1, h2, a, p {
  color: white;
  font-weight: 100;
}
.tinted h1, .tinted h2, .tinted a, .tinted p {
  color: black;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.2);
}

h2 {
  font-size: 14px;
}

p {
  margin: 20px;
}
p.related {
  text-transform: uppercase;
  font-weight: 700;
  color: #444;
}
p.related a {
  font-weight: 700;
  text-decoration: none;
}
p.related a:hover {
  text-decoration: underline;
}</style>
<div id="box1" class="box blurred-bg tinted">
<div class="content">
<h1>
Transparent Background</h1>
<h2>
Edited By <a href="http://myscript2010s.blogspot.co.id/p/statistik-home-page.html" rel="follow" target="_blank">Myscript2010</a></h2>
<p>
Drag this box to move around</p>
<p class="related">
See also: <a href="http://codepen.io/Myscript2010/pens/popular/" target="_blank">Code in the edit codepen</a></p>
</div>
</div>
<!-- GRADIEND -->
<div class="ap" id="ap">
<div align="center">
<a href="https://sites.google.com/site/laguhiburan/file/Transparent-Background-with-background-running-Mys2010.css"title="Myscript2010s"> 
<h2>
DOWNLOAD CODE</2></a>  
</div>
<header> 
<div class="Top Title Header">
<div align="center">
<span style="color: #ddaadd; font-family: &quot;arial&quot;; font-size: x-small;"><a href="http://myscript2010s.blogspot.co.id/p/statistik-home-page.html" target="_blank"title="Myscript2010s"><b>LET'S STUDY</b>
</div>
</header>
<script src="http://code.jquery.com/jquery-1.10.2.js"></script>
<script src="http://code.jquery.com/ui/1.10.4/jquery-ui.js"></script>
<script src='//assets.codepen.io/assets/common/stopExecutionOnTimeout.js?t=1'></script> 
<script>$(function () {
    $('.box').draggable();
}); 
</script>
Blurred Background by. Rian Ariona
Background Example Code by. Vollnixx
Design code is edited by. by. Mys2010 on Codepen
If you want to directly copy and paste you canDownload Here Transparent-Background