Infinity bloggertemplates

The Header cover photo after uploud in low resolution/how fix?

<b:if cond='data:view.isHomepage'>
<!– Featured Slider –>
<div id='intro-wrap'>
<b:section class='full-height' id='main-intro' maxwidgets='2' name='Main Intro' showaddelement='no'>
<b:widget id='Image1' locked='true' title='Professional custom embroidery and embroidery digitizing services' type='Image' version='2' visible='true'>
<b:widget-settings>
<b:widget-setting…

Infinity bloggertemplates