How to Reduce the Height of the Main Header?

If the height o the main header as highlighted in the screenshot is little extra for you, below is a small snippet of CSS you can add to reduce it.

.main-header-bar {
 line-height: 1;
 padding: 1.1em 0;
}

Note: You can change the value of line height from 1 to anything else to adjust the height to your liking. You may add a unit such as px / em / % to it as well.