How to add CSS to homepage only in Shopify?

Regarding your issue, we like to recommend this solution:

Go to Online Store -> Theme -> Edit Code
Go to theme.liquid
Locate and add the following code below:

{% if template.name == “index” %}
{% style %}
.class-name{
background: Blue;
}
{% endstyle %}
{% endif %}

# Summary

Here is what you've learned in this lesson: