edit woocommece billing form
<body class="woocommerce-checkout">
<div class="woocommerce">
<form class="woocommerce-checkout">
<div id="customer_details" class="col2-set">
<div class="woocommerce-billing-fields">
<p class="form-row">
<div class="woocommerce-shipping-fields">
<p class="form-row">
<div class="woocommerce-additional-fields">
<div id="order_review" class="woocommerce-checkout-review-order">
<table class="woocommerce-checkout-review-order-table">
<div id="payment">
<ul class="wc_payment_methods payment_methods methods">
<div class="form-row place-order">