Check out example codes for "how to make folder in child theme in theme editer". It will help you in understanding the concepts better.

Code Example 1

 Theme Name:   WPB Child Theme
 Theme URI:
 Description:  A Twenty Thirteen child theme 
 Author:       WPBeginner
 Author URI:
 Template:     twentythirteen
 Version:      1.0.0
@import url("../twentythirteen/style.css");
.site-title {
padding: 30px 0 30px;
.site-header .home-link {
min-height: 0px;
.navbar {
background-color: #e8e5ce;
.widget { 
background-color: #e8e5ce;
.site-footer {
background-color: #d8cdc1;
.site-footer .sidebar-container { 

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