Answers for "make my checkout col1 and col2 appears side by side"

make my checkout col1 and col2 appears side by side

<div class="col2-set" id="customer_details">
	<div class="col-1">
		<?php do_action( 'woocommerce_checkout_billing' ); ?>
	</div>

	<div class="col-2">
		<?php do_action( 'woocommerce_checkout_shipping' ); ?>
	</div>
</div>