.FormulaSVG{
min-height:600px;
background:#eee;
margin:20px;
margin-top:1px;
}
.FormulaSVG_header{
background:#eee;
width:100%;
height:40px;
margin:20px;
margin-bottom:1px;
}
.FormulaSVG_header_item{
float:left;
padding:10px;
margin:2px;
border:solid 1px #ccc;
cursor:pointer;
}
.FormulaSVG_header_item:hover{
background:#cc9999;

}

.SVGobject{
cursor:pinter;
stroke: blue;
stroke-width: 2;

}
.SVGobject:hover{

stroke: red;
stroke-width: 5;

}