2017-08-16 62 views
2

我已經使用bootstrap大菜單下拉菜單不顯示相同的寬度它不同於每個菜單。我如何解決下面給出的這個問題。bootstrap大下拉菜單不同寬度大小

.dropdown-header { 
 
    font-size: 18px; 
 
} 
 

 
.dropdown-large { 
 
    position: static !important; 
 
} 
 

 
.dropdown-menu-large { 
 
    margin-left: 16px; 
 
    margin-right: 16px; 
 
    padding: 20px 0px; 
 
} 
 

 
.dropdown-menu-large>li>ul { 
 
    padding: 0; 
 
    margin: 0; 
 
} 
 

 
.dropdown-menu-large>li>ul>li { 
 
    list-style: none; 
 
} 
 

 
.dropdown-menu-large>li>ul>li>a { 
 
    display: block; 
 
    padding: 3px 20px; 
 
    clear: both; 
 
    font-weight: normal; 
 
    line-height: 1.428571429; 
 
    color: #333333; 
 
    white-space: normal; 
 
} 
 

 
.dropdown-menu-large>li ul>li>a:hover, 
 
.dropdown-menu-large>li ul>li>a:focus { 
 
    text-decoration: none; 
 
    color: #262626; 
 
    background-color: #f5f5f5; 
 
} 
 

 
.dropdown-menu-large .disabled>a, 
 
.dropdown-menu-large .disabled>a:hover, 
 
.dropdown-menu-large .disabled>a:focus { 
 
    color: #999999; 
 
} 
 

 
.dropdown-menu-large .disabled>a:hover, 
 
.dropdown-menu-large .disabled>a:focus { 
 
    text-decoration: none; 
 
    background-color: transparent; 
 
    background-image: none; 
 
    filter: progid:DXImageTransform.Microsoft.gradient(enabled=false); 
 
    cursor: not-allowed; 
 
} 
 

 
.dropdown-menu-large .dropdown-header { 
 
    color: #428bca; 
 
    font-size: 18px; 
 
} 
 

 
@media (max-width: 768px) { 
 
    .dropdown-menu-large { 
 
    margin-left: 0; 
 
    margin-right: 0; 
 
    } 
 
    .dropdown-menu-large>li { 
 
    margin-bottom: 30px; 
 
    } 
 
    .dropdown-menu-large>li:last-child { 
 
    margin-bottom: 0; 
 
    } 
 
    .dropdown-menu-large .dropdown-header { 
 
    padding: 3px 15px !important; 
 
    } 
 
} 
 

 
.dropdown-menu { 
 
    min-width: 200px; 
 
} 
 

 
.dropdown-menu.columns-2 { 
 
    min-width: 400px; 
 
} 
 

 
.dropdown-menu.columns-3 { 
 
    min-width: 600px; 
 
} 
 

 
.dropdown-menu li a { 
 
    padding: 5px 15px; 
 
    font-weight: 300; 
 
} 
 

 
.multi-column-dropdown { 
 
    list-style: none; 
 
    margin: 0px; 
 
    padding: 0px; 
 
} 
 

 
.multi-column-dropdown li a { 
 
    display: block; 
 
    clear: both; 
 
    line-height: 1.428571429; 
 
    color: #333; 
 
    white-space: normal; 
 
    border-left: 1px solid gray; 
 
} 
 

 
.multi-column-dropdown li a:hover { 
 
    text-decoration: none; 
 
    color: #262626; 
 
} 
 

 
@media (max-width: 767px) { 
 
    .dropdown-menu.multi-column { 
 
    min-width: 240px !important; 
 
    overflow-x: hidden; 
 
    } 
 
}
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"> 
 
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> 
 
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script> 
 
<div class="main-header"> 
 
    <nav class="navbar navbar-default navbar-custom" role="navigation"> 
 
    <div class="container"> 
 
     <div class="mobile navbar-header"> 
 
     <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#js-navbar-collapse"> <span class="sr-only">Toggle navigation</span> <span class="icon-bar"></span> <span class="icon-bar"></span> <span class="icon-bar"></span> </button> 
 
     <a class="navbar-brand logo" href="index.html"><img src="img/logo.png" alt="cablenet"></a> 
 
     </div> 
 
     <div class="collapse navbar-collapse" id="js-navbar-collapse"> 
 
     <ul class="nav navbar-nav navbar-right"> 
 
      <li><a href="index.php">Home<span></span></a></li> 
 

 
      <li><a href="about.php">About Us<span></span></a></li> 
 
      <li class="dropdown dropdown-large"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">Cabling<span></span> <b class="caret"></b></a> 
 
      <ul class="dropdown-menu multi-column columns-3"> 
 
       <div class="row"> 
 
       <div class="col-sm-3"> 
 
        <ul class="multi-column-dropdown"> 
 
        <li class="dropdown-header">We do provide below services:</li> 
 
        <li class="divider"></li> 
 
        <li><a href="services.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Structured Cabling</a></li> 
 
        <li><a href="TelephoneCabling.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Telephone Cabling</a></li> 
 
        <li><a href="CopperCabling.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Copper Cabling – Cat 5, Cat 6 and Cat 7</a></li> 
 
        <li><a href="FiberOpticCabling.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Fiber Optic Cabling – Single Mode and Multi-Mode</a></li> 
 
        <li><a href="CableSupport.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Cable Support/Tray Systems installation</a></li> 
 
        <li><a href="CableManagement.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Cable Management</a></li> 
 
        <li><a href="AudioCables.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Audio & Video Cables</a></li> 
 
        <li><a href="TelecomCable.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Voice/Telecom Cable</a></li> 
 
        <li><a href="ElectricalCable.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Electrical Cable</a></li> 
 
        </ul> 
 
       </div> 
 
       <div class="col-sm-3"> 
 
        <ul class="multi-column-dropdown"> 
 
        <li class="dropdown-header">Products</li> 
 
        <li class="divider"></li> 
 
        <li><a href="NetworkSwitches.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Network Switches</a></li> 
 
        <li><a href="24Port.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> 24 Port Patch Panel Loaded with Modular Jacks - Cat3, Cat5e, Cat6</a></li> 
 
        <li><a href="UTPCables.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> UTP Cables - Cat3, Cat5e, Cat6 ,Cat 7</a></li> 
 
        <li><a href="UTPPatchCords.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> UTP Patch Cords - Cat3, Cat5e, Cat6 ,Cat 7</a></li> 
 

 
        </ul> 
 
       </div> 
 
       <div class="col-sm-3"> 
 
        <ul class="multi-column-dropdown"> 
 
        <li class="dropdown-header">Products</li> 
 
        <li class="divider"></li> 
 
        <li><a href="24PortPatch.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> 1U /2 U Horizontal Cable Management Strip</a></li> 
 
        <li><a href="FiberOpticCable.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Fiber Optic Cable - Indoor, Outdoor, Armoured, Multimode, Singlemode, 2, 4, 6, 12, 24 core</a></li> 
 
        <li><a href="TerminationBlocks.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Termination Blocks for Telephone Lines - 110 Block, Krone Block</a></li> 
 

 
        </ul> 
 
       </div> 
 
       <div class="col-sm-3"> 
 
        <ul class="multi-column-dropdown"> 
 
        <li class="dropdown-header">Products</li> 
 
        <li class="divider"></li> 
 
        <li><a href="FiberOpticPatchPanel.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Fiber Optic Patch Panel - rack mount, wall mount, 6, 12, 24, 48 port c/w SC, ST, FC, LC adapters, Multimode, Singlemode</a></li> 
 
        <li><a href="MediaConverter.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Media Converter - Multimode, Singlemode</a></li> 
 
        <li><a href="19NetworkRack.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> 19" Network Rack - 6U, 12U, 42U, wall mount, standing, customized</a></li> 
 
        </ul> 
 
       </div> 
 
       </div> 
 
      </ul> 
 
      </li> 
 

 
      <li class="dropdown dropdown-large"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">Electrical<span></span><b class="caret"></b></a> 
 
      <ul class="dropdown-menu multi-column columns-3"> 
 
       <div class="row"> 
 
       <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
        <li class="dropdown-header">Products</li> 
 
        <li class="divider"></li> 
 
        <li><a href="Light.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do sales and Supply varies Electrical products like Lights, FAN and Electrical Cable</a></li> 
 
        </ul> 
 
       </div> 
 
       <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
        <li class="dropdown-header">Services</li> 
 
        <li class="divider"></li> 
 
        <li><a href="Light.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do design and install electrical cabling system with safety in place.</a> </li> 
 
        <li><a href="Light.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do install various electrical products like Lights , Fan and other electrical appliances.</a></li> 
 
        </ul> 
 
       </div> 
 
       </div> 
 
      </ul> 
 
      </li> 
 
      <li class="dropdown dropdown-large"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">CCTV Surveillance System<span></span><b class="caret"></b></a> 
 
      <ul class="dropdown-menu multi-column columns-3"> 
 
       <div class="row"> 
 
       <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
        <li class="dropdown-header">Products</li> 
 
        <li class="divider"></li> 
 
        <li><a><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do sales and Supply Various CCTV system as below:</a></li> 
 
        <li><a href="Cameras.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> IP camera with 8 Channel DVR/16 Channel DVR/ 32 Channel DVR</a></li> 
 
        <li><a href="Cameras.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Analog camera 8 Channel DVR/16 Channel DVR/ 32 Channel DVR</a></li> 
 
        <li><a href="Cameras.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> IP camera with 8 Channel NVR/16 Channel NVR/ 32 Channel NVR</a></li> 
 
        <li><a href="Cameras.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Various Hidden camera to secured environments</a></li> 
 
        </ul> 
 
       </div> 
 
       <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
        <li class="dropdown-header">Services</li> 
 
        <li class="divider"></li> 
 
        <li><a><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do design, Install and Support services for various CCTV system to have better secured environments to protect your workplace to enhance the work productivity and to have the piece of minds .</li> 
 
        </a> 
 
        </ul> 
 
       </div> 
 
       </div> 
 
      </ul> 
 
      </li> 
 
      <li class="dropdown dropdown-large"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">DAS<span></span><b class="caret"></b></a> 
 
       <ul class="dropdown-menu multi-column columns-3"> 
 
       <div class="row"> 
 
        <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Services</li> 
 
         <li class="divider"></li> 
 
        </ul> 
 
        </div> 
 
        <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Products</li> 
 
         <li class="divider"></li> 
 
         <li><a href="DAS.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Door Access System</a></li> 
 
        </ul> 
 
        </div> 
 
       </div> 
 
       </ul> 
 
      </li> 
 
      <li><a href="contact.php">Contact Us</a></li> 
 
     </ul> 
 
     </div> 
 
     <!-- /.nav-collapse --> 
 
    </div> 
 
    </nav> 
 
</div> 
 
<!-- Main Header End --> 
 
</header>

檢查DAS菜單和CCTV菜單寬度尺寸 都是不相同的寬度 這是可以改變的寬度相同尺寸的所有下拉菜單 正在使用每個菜單

回答

1

這是你在找什麼,我已經設置width:100%.dropdown-menu

.dropdown-header{ 
 
\t font-size:18px;} 
 
.dropdown-large { 
 
    position: static !important; 
 
} 
 
.dropdown-menu-large { 
 
    margin-left: 16px; 
 
    margin-right: 16px; 
 
    padding: 20px 0px; 
 
} 
 
.dropdown-menu-large > li > ul { 
 
    padding: 0; 
 
    margin: 0; 
 
} 
 
.dropdown-menu-large > li > ul > li { 
 
    list-style: none; 
 
} 
 
.dropdown-menu-large > li > ul > li > a { 
 
    display: block; 
 
    padding: 3px 20px; 
 
    clear: both; 
 
    font-weight: normal; 
 
    line-height: 1.428571429; 
 
    color: #333333; 
 
    white-space: normal; 
 
} 
 
.dropdown-menu-large > li ul > li > a:hover, 
 
.dropdown-menu-large > li ul > li > a:focus { 
 
    text-decoration: none; 
 
    color: #262626; 
 
    background-color: #f5f5f5; 
 
} 
 
.dropdown-menu-large .disabled > a, 
 
.dropdown-menu-large .disabled > a:hover, 
 
.dropdown-menu-large .disabled > a:focus { 
 
    color: #999999; 
 
} 
 
.dropdown-menu-large .disabled > a:hover, 
 
.dropdown-menu-large .disabled > a:focus { 
 
    text-decoration: none; 
 
    background-color: transparent; 
 
    background-image: none; 
 
    filter: progid:DXImageTransform.Microsoft.gradient(enabled = false); 
 
    cursor: not-allowed; 
 
} 
 
.dropdown-menu-large .dropdown-header { 
 
    color: #428bca; 
 
    font-size: 18px; 
 
} 
 
@media (max-width: 768px) { 
 
    .dropdown-menu-large { 
 
    margin-left: 0 ; 
 
    margin-right: 0 ; 
 
    } 
 
    .dropdown-menu-large > li { 
 
    margin-bottom: 30px; 
 
    } 
 
    .dropdown-menu-large > li:last-child { 
 
    margin-bottom: 0; 
 
    } 
 
    .dropdown-menu-large .dropdown-header { 
 
    padding: 3px 15px !important; 
 
    } 
 
} 
 

 
.dropdown-menu { 
 
\t min-width: 200px; 
 
    width:100%; 
 
} 
 
.dropdown-menu.columns-2 { 
 
\t min-width: 400px; 
 
} 
 
.dropdown-menu.columns-3 { 
 
\t min-width: 600px; 
 
} 
 
.dropdown-menu li a { 
 
\t padding: 5px 15px; 
 
\t font-weight: 300; 
 
} 
 
.multi-column-dropdown { 
 
\t list-style: none; 
 
    margin: 0px; 
 
    padding: 0px; 
 
} 
 
.multi-column-dropdown li a { 
 
\t display: block; 
 
\t clear: both; 
 
\t line-height: 1.428571429; 
 
\t color: #333; 
 
\t white-space: normal; 
 
\t border-left: 1px solid gray; 
 
} 
 
.multi-column-dropdown li a:hover { 
 
\t text-decoration: none; 
 
\t color: #262626; 
 
\t 
 
} 
 
    
 
@media (max-width: 767px) { 
 
\t .dropdown-menu.multi-column { 
 
\t \t min-width: 240px !important; 
 
\t \t overflow-x: hidden; 
 
\t } 
 
}
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"> 
 
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> 
 
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script> 
 
    <div class="main-header"> 
 
    <nav class="navbar navbar-default navbar-custom" role="navigation"> 
 
     <div class="container"> 
 
     <div class="mobile navbar-header"> 
 
      <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#js-navbar-collapse"> <span class="sr-only">Toggle navigation</span> <span class="icon-bar"></span> <span class="icon-bar"></span> <span class="icon-bar"></span> </button> 
 
      <a class="navbar-brand logo" href="index.html"><img src="img/logo.png" alt="cablenet"></a> </div> 
 
     <div class="collapse navbar-collapse" id="js-navbar-collapse"> 
 
      <ul class="nav navbar-nav navbar-right"> 
 
      <li><a href="index.php">Home<span></span></a></li> 
 
      
 
      <li><a href="about.php">About Us<span></span></a></li> 
 
      <li class="dropdown dropdown-large"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">Cabling<span></span> <b class="caret"></b></a> 
 
       <ul class="dropdown-menu multi-column columns-3"> 
 
       <div class="row"> 
 
        <div class="col-sm-3"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">We do provide below services:</li> 
 
         <li class="divider"></li> 
 
         <li><a href="services.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Structured Cabling</a></li> 
 
         <li><a href="TelephoneCabling.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Telephone Cabling</a></li> 
 
         <li><a href="CopperCabling.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Copper Cabling – Cat 5, Cat 6 and Cat 7</a></li> 
 
         <li><a href="FiberOpticCabling.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Fiber Optic Cabling – Single Mode and Multi-Mode</a></li> 
 
         <li><a href="CableSupport.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Cable Support/Tray Systems installation</a></li> 
 
         <li><a href="CableManagement.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Cable Management</a></li> 
 
         <li><a href="AudioCables.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Audio & Video Cables</a></li> 
 
         <li><a href="TelecomCable.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Voice/Telecom Cable</a></li> 
 
         <li><a href="ElectricalCable.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Electrical Cable</a></li> 
 
        </ul> 
 
        </div> 
 
        <div class="col-sm-3"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Products</li> 
 
         <li class="divider"></li> 
 
         <li><a href="NetworkSwitches.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Network Switches</a></li> 
 
         <li><a href="24Port.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> 24 Port Patch Panel Loaded with Modular Jacks - Cat3, Cat5e, Cat6</a></li> 
 
         <li><a href="UTPCables.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> UTP Cables - Cat3, Cat5e, Cat6 ,Cat 7</a></li> 
 
         <li><a href="UTPPatchCords.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> UTP Patch Cords - Cat3, Cat5e, Cat6 ,Cat 7</a></li> 
 
         
 
        </ul> 
 
        </div> 
 
        <div class="col-sm-3"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Products</li> 
 
         <li class="divider"></li> 
 
         <li><a href="24PortPatch.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> 1U /2 U Horizontal Cable Management Strip</a></li> 
 
         <li><a href="FiberOpticCable.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Fiber Optic Cable - Indoor, Outdoor, Armoured, Multimode, Singlemode, 2, 4, 6, 12, 24 core</a></li> 
 
         <li><a href="TerminationBlocks.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Termination Blocks for Telephone Lines - 110 Block, Krone Block</a></li> 
 
         
 
        </ul> 
 
        </div> 
 
        <div class="col-sm-3"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Products</li> 
 
         <li class="divider"></li> 
 
         <li><a href="FiberOpticPatchPanel.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Fiber Optic Patch Panel - rack mount, wall mount, 6, 12, 24, 48 port c/w SC, ST, FC, LC adapters, Multimode, Singlemode</a></li> 
 
         <li><a href="MediaConverter.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Media Converter - Multimode, Singlemode</a></li> 
 
         <li><a href="19NetworkRack.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> 19" Network Rack - 6U, 12U, 42U, wall mount, standing, customized</a></li> 
 
        </ul> 
 
        </div> 
 
       </div> 
 
       </ul> 
 
      </li> 
 
      
 
      <li class="dropdown dropdown-large"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">Electrical<span></span><b class="caret"></b></a> 
 
       <ul class="dropdown-menu multi-column columns-3"> 
 
       <div class="row"> 
 
        <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Products</li> 
 
         <li class="divider"></li> 
 
         <li><a href="Light.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do sales and Supply varies Electrical products like Lights, FAN and Electrical Cable</a></li> 
 
        </ul> 
 
        </div> 
 
        <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Services</li> 
 
         <li class="divider"></li> 
 
         <li><a href="Light.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do design and install electrical cabling system with safety in place.</a> </li> 
 
         <li><a href="Light.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do install various electrical products like Lights , Fan and other electrical appliances.</a></li> 
 
        </ul> 
 
        </div> 
 
       </div> 
 
       </ul> 
 
      </li> 
 
      <li class="dropdown dropdown-large"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">CCTV Surveillance System<span></span><b class="caret"></b></a> 
 
       <ul class="dropdown-menu multi-column columns-3"> 
 
       <div class="row"> 
 
        <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Products</li> 
 
         <li class="divider"></li> 
 
         <li><a><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do sales and Supply Various CCTV system as below:</a></li> 
 
         <li><a href="Cameras.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> IP camera with 8 Channel DVR/16 Channel DVR/ 32 Channel DVR</a></li> 
 
         <li><a href="Cameras.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Analog camera 8 Channel DVR/16 Channel DVR/ 32 Channel DVR</a></li> 
 
         <li><a href="Cameras.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> IP camera with 8 Channel NVR/16 Channel NVR/ 32 Channel NVR</a></li> 
 
         <li><a href="Cameras.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Various Hidden camera to secured environments</a></li> 
 
        </ul> 
 
        </div> 
 
        <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Services</li> 
 
         <li class="divider"></li> 
 
         <li><a><i class="fa fa-hand-o-right" aria-hidden="true"></i> We do design, Install and Support services for various CCTV system to have better secured environments to protect your workplace to enhance the work productivity and to have the piece of minds .</li> 
 
        </a> 
 
        </ul> 
 
        </div> 
 
       </div> 
 
       </ul> 
 
      </li> 
 
      <li class="dropdown dropdown-large"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">DAS<span></span><b class="caret"></b></a> 
 
       <ul class="dropdown-menu multi-column columns-3"> 
 
       <div class="row"> 
 
        <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Services</li> 
 
         <li class="divider"></li> 
 
        </ul> 
 
        </div> 
 
        <div class="col-sm-6"> 
 
        <ul class="multi-column-dropdown"> 
 
         <li class="dropdown-header">Products</li> 
 
         <li class="divider"></li> 
 
         <li><a href="DAS.php"><i class="fa fa-hand-o-right" aria-hidden="true"></i> Door Access System</a></li> 
 
        </ul> 
 
        </div> 
 
       </div> 
 
       </ul> 
 
      </li> 
 
      <li><a href="contact.php">Contact Us</a></li> 
 
      </ul> 
 
     </div> 
 
     <!-- /.nav-collapse --> 
 
     </div> 
 
    </nav> 
 
    </div> 
 
    <!-- Main Header End --> 
 
</header>

+0

謝謝您的回答我是解決這個問題 – devadinesh

+0

這是你需要什麼? –

+0

@devadinesh我在兩天前給你正確的答案,但你給另一個人打勾標記,他在 –

0
.dropdown-menu { 
    width:100%; 
} 

使用上面的代碼,我想,也許解決問題

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