<https://forum.squarespace.com/topic/204152-customizing-testimonials-using-summary-section-from-blog/#comment-494865>
<http://schema.org/text>
"Add to Design &gt; Custom CSS\n \n\n/* Summary arrows */\n.summary-carousel-pager.sqs-gallery-controls&gt;span {\n    border: 1px solid black;\n    overflow: visible;\n}\n.sqs-gallery-design-carousel .sqs-gallery-controls .previous::before, .sqs-gallery-design-carousel .sqs-gallery-controls .next::before {\n    color: red;\n}\n\n\n\t \n \n"
<https://forum.squarespace.com/topic/204152-customizing-testimonials-using-summary-section-from-blog/>