Removing Blogger/Blogspot banner border

Removing Blogger/Blogspot header/banner border

1. First go to blog.
2. Go to layout tab
3. Click "Edit HTML" link
4. Press CTRL + F and type in "header"
5. Press next or find next until you see the follow below:

#header-wrapper {
width:300px;
margin: 0px -5px;
border:0px solid $bordercolor;
}


Change the default number to 0 (where the Red zero is placed)

Now click preview and see if that's what you wanted. Next click save template if so.