body {
margin-top:0px;
margin-bottom:0px;
margin-right:0px;
margin-left:0px;
padding-top:0px;
padding-bottom:0px;
padding-right:0px;
padding-left:0px;
border-top-width:0px;
border-bottom-width:0px;
border-right-width:0px;
border-left-width:0px;
background-color:#ffffff;
background-repeat:repeat;
background-position:center;
background-attachment:fixed;
}

#kontener {
width:900px;
height:450px;
margin-top:50px;
margin-bottom:0px;
margin-right:auto;
margin-left:auto;
padding:10px;
/*overflow:hidden;*/
}

.element_canvas {
border:2px solid #ff0000;
border-radius:0px 20px;
box-shadow: 0px 0px 10px rgba(0, 0, 0, 1);
}

