Good day to all. The search button has moved, a screenshot is attached. 
The button must be at the search line level. In the layout is not strong. The code of the block itself is presented below:
@import 'https://fonts.googleapis.com/css? family=Open+Sans:400,600,700&subset=cyrillic' body{ font-size: 15px; font-family: 'Open Sans', sans-serif; } .top{ padding: 20px 0; font-size: 25px; font-weight: 600; text-transform: uppercase; } .top-bl{ background: #bebebe; padding: 15px; } .top-bl .cart{ float: right; } #sidebar ul{ list-style: none; margin: 0; padding: 0; margin-top: 20px; } #sidebar ul li{ padding: 5px 10px; } #sidebar ul li.selected{ background: #0095ff; color: white; border-radius: 3px; } #sidebar ul li.selected a{ color: white; } .items{ margin-top: 20px; } .item{ text-align: center; margin-bottom: 30px; } .item a img{ margin-bottom: 15px; } .product-detail{ margin-top: 40px; } .price{ font-weight: 600; font-size: 20px; } .product-detail h2{ font-size: 18px; } form.add{ margin-bottom: 10px; } form.add label{ margin-right: 10px; } #id_quantity{ padding: 5px 10px; border-radius: 3px; } form.add input[type="submit"]{ background: #2a6496; border-radius: 3px; border: 0; padding: 5px 10px; color: white; } .table-cart{ width: 100%; margin: 10px 0; } .cart-img{ width: 10%; } th, td{ padding: 5px; } thead{ background: #2a6496; color: white; } .btn{ background: #2a6496; color: white; } .btn-light{ background: #808080; } .order-info h2{ margin-bottom: 20px; } .order-form{ margin-top: 20px; margin-bottom: 20px; } .order-form label{ display: block; } .order-form input{ width: 100%; padding: 5px 10px; } {% load static %} <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>{% block title %}{% endblock %}</title> <!-- Styles --> <link rel="stylesheet" href="{% static "css/bootstrap.min.css" %}"> <link rel="stylesheet" href="{% static "css/style.css" %}"> </head> <body> <section id="header"> <div class="top container"> Онлайн магазин "Гитарист" </div> <div class="top-bl"> <div class="container"> <div class="row"> <div class="col-md-6"> <a class="btn btn-large" href="/">Главная</a> <a class="btn btn-large" href="/">Доставка</a> <a class="btn btn-large" href="/">О нас</a> </div> <div class="col-md-6"> <div class="row"> <div class="col-md-6"> <form method="GET" action="{% url 'shop:ProductSearch' %}" class="pull-down navbar-search"> <input style="width: auto; display: inline-block" class="form-control" name="search_query" type="text" placeholder="Поиск..." > <button type="submit" class="btn btn-large" type="button">Поиск</button> </form> </div> <div class="col-md-6"> <div class="cart"> {% with total_items=cart|length %} {% if cart|length > 0 %} Ваша корзина: <a href="{% url "cart:CartDetail" %}"> {{ total_items }} тов. {{ cart.get_total_price }} грн. </a> {% else %} Корзина пустая {% endif %} {% endwith %} </div> </div> </div> </div> </div> </div> </div> </section> <section id="content row" class="container"> {% block content %}{% endblock %} </section> </body> </html>
pull-down,navbar-search,form-control,btnandbtn-large. - Egor Trutnevclear: both;, ordisplay: block;incss. According to the information that you provided, it is impossible to say. - Egor Trutnev