D3 Container

const viz = (margin={ top: 10, right: 20, bottom: 25, left: 25}, selection= d3.select('.viz'))=>{
const width = 425 - margin.left - margin.right;
const height = 625 - margin.top - margin.bottom;

const container = selection
                  .append('svg')
                    .attr('width', width + margin.left + margin.right)
                    .attr('height', height + margin.top + margin.bottom)
                  .append('g')
                    .attr('transform', `translate(${margin.left}, ${margin.top})`);
return [container,margin, width, height]
}

[container,margin, width, height] = viz()