Full width drop-down menu

/** * BOOTSTRAP DROPDOWN JS */ +function ($) { 'use strict'; // DROPDOWN CLASS DEFINITION var backdrop = '.dropdown-backdrop' var toggle = '[data-dropdown]' var Dropdown = function (element) { $(element).on('click.bs.dropdown', this.toggle) } function getParent($this) { var selector = $this.attr('data-target') if (!selector) { selector = $this.attr('href') selector = selector && /#[A-Za-z]/.test(selector) && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7 } var $parent = selector && $(selector) return $parent && $parent.length ? $parent : $this.parent() } function clearMenus(e) { if (e && e.which === 3) return $(backdrop).remove() $(toggle).each(function () { var $this = $(this) var $parent = getParent($this) var relatedTarget = { relatedTarget: this } if (!$parent.hasClass('open')) return if (e && e.type == 'click' && /input|textarea/i.test(e.target.tagName) && $.contains($parent[0], e.target)) return $parent.trigger(e = $.Event('hide.bs.dropdown', relatedTarget)) if (e.isDefaultPrevented()) return $this.attr('aria-expanded', 'false') $parent.removeClass('open').trigger($.Event('hidden.bs.dropdown', relatedTarget)) }) } Dropdown.prototype.toggle = function (e) { var $this = $(this) if ($this.is('.disabled, :disabled')) bledreturn var $parent = getParent($this) var isActive = $parent.hasClass('open') clearMenus() if (!isActive) { if ('ontouchstart' in document.documentElement && !$parent.closest('.navbar-nav').length) { // if mobile we use a backdrop because click events don't delegate $(document.createElement('div')) .addClass('dropdown-backdrop') .insertAfter($(this)) .on('click', clearMenus) } var relatedTarget = { relatedTarget: this } $parent.trigger(e = $.Event('show.bs.dropdown', relatedTarget)) if (e.isDefaultPrevented()) return $this .trigger('focus') .attr('aria-expanded', 'true') $parent .toggleClass('open') .trigger($.Event('shown.bs.dropdown', relatedTarget)) } return false } Dropdown.prototype.keydown = function (e) { if (!/(38|40|27|32)/.test(e.which) || /input|textarea/i.test(e.target.tagName)) return var $this = $(this) e.preventDefault() e.stopPropagation() if ($this.is('.disabled, :disabled')) return var $parent = getParent($this) var isActive = $parent.hasClass('open') if (!isActive && e.which != 27 || isActive && e.which == 27) { if (e.which == 27) $parent.find(toggle).trigger('focus') return $this.trigger('click') } var desc = ' li:not(.disabled):visible a' var $items = $parent.find('.dropdown-block' + desc) if (!$items.length) return var index = $items.index(e.target) if (e.which == 38 && index > 0) index-- // up if (e.which == 40 && index < $items.length - 1) index++ // down if (!~index) index = 0 $items.eq(index).trigger('focus') } // DROPDOWN PLUGIN DEFINITION // ========================== function Plugin(option) { return this.each(function () { var $this = $(this) var data = $this.data('bs.dropdown') if (!data) $this.data('bs.dropdown', (data = new Dropdown(this))) if (typeof option == 'string') data[option].call($this) }) } var old = $.fn.dropdown $.fn.dropdown = Plugin $.fn.dropdown.Constructor = Dropdown // DROPDOWN NO CONFLICT // ==================== $.fn.dropdown.noConflict = function () { $.fn.dropdown = old return this } // APPLY TO STANDARD DROPDOWN ELEMENTS // =================================== $(document) .on('click.bs.dropdown.data-api', clearMenus) .on('click.bs.dropdown.data-api', '.dropdown form', function (e) { e.stopPropagation() }) .on('click.bs.dropdown.data-api', toggle, Dropdown.prototype.toggle) .on('keydown.bs.dropdown.data-api', toggle, Dropdown.prototype.keydown) .on('keydown.bs.dropdown.data-api', '.dropdown-block', Dropdown.prototype.keydown) }(jQuery); 

 .header-middle .base-nav { border: 1px solid #e8e8e8; border-bottom: none; } .header-middle .base-nav > ul { list-style: none; margin: 0; padding: 0; } .header-middle .base-nav > ul:after { display: table; content: ''; } .header-middle .base-nav > ul > li.base-nav-btn { display: table-cell; width: 12.5%; } .header-middle .base-nav > ul > li.open { border-top: 3px solid #e74c3c; background: #fff; border-right: 1px solid #e8e8e8; border-left: 1px solid #e8e8e8; } .header-middle .base-nav > ul > li.base-nav-btn > a { height: 100px; padding: 15px; text-decoration: none; color: #333; display: block; text-align: center; font-size: 12px; } .header-middle .base-nav > ul > li.base-nav-btn > a:hover { background: #fff; border-right: 1px solid #e8e8e8; border-left: 1px solid #e8e8e8; } .header-middle .base-nav > ul > li.base-nav-btn > a > .img-container { text-align: center; margin-bottom: 10px; } .header-middle .base-nav > ul > li.base-nav-btn > a > .img-container > img { height: 35px; width: auto; } .header-middle .base-nav > ul > li.open > a > .base-subnav { width: 100%; display: inline-block; } /*=========== BOOTSTRAP DROPDOWN ==============*/ .dropdown-block { position: absolute; top: 100%; left: 0; z-index: 1000; display: none; float: left; min-width: 160px; padding: 5px 0; margin: 2px 0 0; font-size: 14px; text-align: left; list-style: none; background-color: #fff; -webkit-background-clip: padding-box; background-clip: padding-box; border: 1px solid #ccc; border-radius: 4px; -webkit-box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175); box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175); } 

 <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js"></script> <div class="header-middle"> <div class="hp-container"> <!-- Тут лого поиск и тд --> <!-- BASE NAV --> <section class="base-nav"> <ul> <li class="base-nav-btn dropdown"> <a href="javascript:void(0);" data-dropdown> <div class="img-container"> <img src="assets/img/b_nav1.png" alt="image" /> </div> <div class="base-nav-text">Компьютеры</div> <div class="dropdown-block base-subnav"> <ul> <li>asdsa</li> <li>asdsa</li> <li>asdsa</li> <li>asdsa</li> </ul> </div> </a> </li> <li class="base-nav-btn dropdown"> <a href="javascript:void(0);" data-dropdown> <div class="img-container"> <img src="assets/img/b_nav2.png" alt="image" /> </div> <div class="base-nav-text">Телефоны и связь</div> <div class="dropdown-block base-subnav"> <ul> <li>asdsa</li> <li>asdsa</li> <li>asdsa</li> <li>asdsa</li> </ul> </div> </a> </li> </ul> </section> <!-- END BASE NAV --> </div> </div>