title: NVD3 Cumulative Line Chart : How to set different back ground color for specific X axis
body: <p>I am using NVD3 Cumulative Line Chart,it works perfect for me but i want to set different background color to highlight some specific hour on X axis as i have shown in below image.
  <img src="https://i.stack.imgur.com/YpLzm.png" alt="enter image description here"></p>
  
  <p>OR set different background for graph for particular part
  <img src="https://i.stack.imgur.com/DykBd.png" alt="enter image description here">
  As shown in above, <strong>i want to set different X - Axis color for specific time period</strong>.</p>
  
  <p>So show me any possible way for do that or any possible way for this requirements.</p>
  
  <p>Thanks in advance.</p>