SVG attributes via CSS
HTML
<svg>
<rect />
<path />
</svg>
CSS
rect {
width: 100px;
height: 100px;
rx: 5px;
ry: 5px;
fill: red;
}
path {
d: path("M 10 150 210 100");
stroke: red;
stroke-width: 3;
fill: none;
}