W3总缓存导航悬停消失

Question

我最近缩小并尝试在我的网站上优化JS和CSS代码，但是当它悬停时它会导致导航下拉。我恢复了所有的变化，但不能为我的生活让它再次出现。更奇怪的是它出现在Firefox中，但不是IE或Chrome。 ``

.left_nav
{
    border:1px solid #a6e3fc;
    padding:2%;
    background-color:#f4fcff;

}
.left_nav ul
{
    list-style:none;
    padding:0px;
    margin:0px;
}
.left_nav ul li
{
    padding:3% 0;
    margin:0px
}
.left_nav ul li a
{
    font-family:"latoregular";
    font-size:1em;
    text-decoration:none;
    color:#45cbfe;

}
.left_nav ul li a:hover
{
    text-decoration:underline;
    color:#01b8fd;
}
.mid_area
{
    border:1px solid #a6e3fc;
    padding:2%;
}
       }
.sub_nav1 {
    margin:0px 0px;
    height:30px;
    border:1px solid #a6e3fc;
    background-color:#f4fcff;
}

.sub_nav1 ul {
    padding:4px 20px;
    margin:0px;
}

.sub_nav1 li {
    list-style:none;
    float:left;
    padding: 0px 10px;
    border-right:1px solid #01b8fd;
    line-height:18px;
}

.sub_nav1 li:last-child {
    border-right:0px;
}

.sub_nav1 li a, .sub_nav li a:visited {
    font-family:"latoregular";
    font-size:14px;
    color:#01b8fd;  
    text-decoration:none;
}
.text_content1
{
    color:#0a6c91;
    padding:0px 0px 10px 0px;
    float:left;
}
.mid_area h2
{
    font-family:"latoregular";
    font-size:25px;
    color:#01b8fd;
    padding:10px 0px 0px 0px;
    margin:0px;
}
.footer_nav.col-centered.col-md-12.col-sm-8 {
  margin: 23px 0;
}

.page-list {
  list-style: outside none none;
}
.page-list li {
  float: left;
  width: 25%;
}

这是html

<div class="navigation_menu "  data-spy="affix" data-offset-top="95" id="enigma_nav_top">
        <span id="header_shadow"></span>
        <div class="container navbar-container" >
            <nav class="navbar navbar-default " role="navigation">
                <div class="navbar-header">
                    <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#menu">

                      <span class="sr-only">Toggle navigation</span>
                      <span class="icon-bar"></span>
                      <span class="icon-bar"></span>
                      <span class="icon-bar"></span>
                    </button>
                </div>
                                <div id="menu" class="collapse navbar-collapse"><ul id="menu-top-navigation" class="nav navbar-nav"><li id="menu-item-4" class="menu-item menu-item-type-custom menu-item-object-custom current-menu-item current_page_item menu-item-home menu-item-4 active"><a title="Home" href="http://www.plannedtraveller.com/">Home</a></li>
<li id="menu-item-4273" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-4273 dropdown"><a title="Destination Travel Guides" href="#" data-toggle="dropdown" class="dropdown-toggle" aria-haspopup="true">Destination Travel Guides</a><i id="parent_menu" class="fa fa-chevron-down" data-toggle="dropdown"></i>
<ul role="menu" class=" dropdown-menu multilevel">
    <li id="menu-item-3774" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-3774 dropdown-submenu"><a title="Africa" href="http://www.plannedtraveller.com/destination-travel-guides/africa/">Africa</a>
    <ul role="menu" class=" dropdown-menu multilevel">
        <li id="menu-item-3772" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3772"><a title="Cape Town Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/africa/cape-town/">Cape Town Travel Guide</a></li>
    </ul>
</li>
    <li id="menu-item-3448" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-3448 dropdown-submenu"><a title="Asia" href="http://www.plannedtraveller.com/destination-travel-guides/asia/">Asia</a>
    <ul role="menu" class=" dropdown-menu multilevel">
        <li id="menu-item-4151" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-4151"><a title="Beijing Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/asia/beijing/">Beijing Travel Guide</a></li>
        <li id="menu-item-3449" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3449"><a title="Hong Kong Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/asia/hong-kong/">Hong Kong Travel Guide</a></li>
        <li id="menu-item-3524" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3524"><a title="Tokyo Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/asia/tokyo/">Tokyo Travel Guide</a></li>
        <li id="menu-item-4150" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-4150"><a title="Seoul Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/asia/seoul/">Seoul Travel Guide</a></li>
        <li id="menu-item-3450" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3450"><a title="Singapore Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/asia/singapore/">Singapore Travel Guide</a></li>
    </ul>
</li>
    <li id="menu-item-1854" class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-has-children menu-item-1854 dropdown-submenu"><a title="Europe" href="http://www.plannedtraveller.com/europe/">Europe</a>
    <ul role="menu" class=" dropdown-menu multilevel">
        <li id="menu-item-2141" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2141 dropdown-submenu"><a title="Austria" href="http://www.plannedtraveller.com/destination-travel-guides/austria/">Austria</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-2221" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2221"><a title="Innsbruck Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/austria/innsbruck/">Innsbruck Travel Guide</a></li>
            <li id="menu-item-2222" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2222"><a title="Salzburg Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/austria/salzburg/">Salzburg Travel Guide</a></li>
            <li id="menu-item-2270" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2270"><a title="Vienna Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/austria/vienna/">Vienna Travel Guide</a></li>
        </ul>
</li>
        <li id="menu-item-2740" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2740 dropdown-submenu"><a title="Denmark" href="http://www.plannedtraveller.com/destination-travel-guides/denmark/">Denmark</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-3215" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3215"><a title="Copenhagen Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/denmark/copenhagen/">Copenhagen Travel Guide</a></li>
        </ul>
</li>
        <li id="menu-item-2308" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2308 dropdown-submenu"><a title="Germany" href="http://www.plannedtraveller.com/destination-travel-guides/germany/">Germany</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-3585" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3585"><a title="Berlin Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/germany/berlin/">Berlin Travel Guide</a></li>
            <li id="menu-item-3523" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3523"><a title="Frankfurt Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/germany/frankfurt/">Frankfurt Travel Guide</a></li>
            <li id="menu-item-2307" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2307"><a title="Munich Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/germany/munich/">Munich Travel Guide</a></li>
        </ul>
</li>
        <li id="menu-item-3586" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-3586 dropdown-submenu"><a title="Greece" href="http://www.plannedtraveller.com/destination-travel-guides/greece/">Greece</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-3584" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3584"><a title="Athens Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/greece/athens/">Athens Travel Guide</a></li>
            <li id="menu-item-3925" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3925"><a title="Mykonos Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/greece/mykonos/">Mykonos Travel Guide</a></li>
            <li id="menu-item-3945" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3945"><a title="Santorini Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/greece/santorini/">Santorini Travel Guide</a></li>
        </ul>
</li>
        <li id="menu-item-2403" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2403 dropdown-submenu"><a title="Italy" href="http://www.plannedtraveller.com/destination-travel-guides/italy/">Italy</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-2402" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2402"><a title="Milan Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/italy/milan/">Milan Travel Guide</a></li>
            <li id="menu-item-2567" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2567"><a title="Rome Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/italy/rome-overview/">Rome Travel Guide</a></li>
            <li id="menu-item-2651" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2651"><a title="Venice Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/italy/venice-overview/">Venice Travel Guide</a></li>
            <li id="menu-item-2696" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2696"><a title="Florence Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/italy/florence-overview/">Florence Travel Guide</a></li>
        </ul>
</li>
        <li id="menu-item-2739" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2739 dropdown-submenu"><a title="Spain" href="http://www.plannedtraveller.com/destination-travel-guides/spain/">Spain</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-3288" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3288"><a title="Barcelona Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/spain/barcelona/">Barcelona Travel Guide</a></li>
            <li id="menu-item-3255" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3255"><a title="Ibiza Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/spain/ibiza/">Ibiza Travel Guide</a></li>
            <li id="menu-item-3619" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3619"><a title="Madrid Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/spain/madrid/">Madrid Travel Guide</a></li>
        </ul>
</li>
        <li id="menu-item-2741" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2741 dropdown-submenu"><a title="Switzerland" href="http://www.plannedtraveller.com/destination-travel-guides/switzerland/">Switzerland</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-3216" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3216"><a title="Bern Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/switzerland/bern/">Bern Travel Guide</a></li>
            <li id="menu-item-2951" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2951"><a title="Geneva Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/switzerland/geneva/">Geneva Travel Guide</a></li>
            <li id="menu-item-3078" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3078"><a title="Interlaken Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/switzerland/interlaken/">Interlaken Travel Guide</a></li>
            <li id="menu-item-3108" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3108"><a title="Zurich Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/switzerland/zurich/">Zurich Travel Guide</a></li>
        </ul>
</li>
        <li id="menu-item-4013" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-4013 dropdown-submenu"><a title="Turkey" href="http://www.plannedtraveller.com/destination-travel-guides/turkey/">Turkey</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-4038" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-4038"><a title="Cappadocia Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/turkey/cappadocia/">Cappadocia Travel Guide</a></li>
            <li id="menu-item-4012" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-4012"><a title="Istanbul Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/turkey/istanbul/">Istanbul Travel Guide</a></li>
        </ul>
</li>
        <li id="menu-item-4496" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-4496 dropdown-submenu"><a title="United Kingdom" href="http://www.plannedtraveller.com/destination-travel-guides/united-kingdom/">United Kingdom</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-4488" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-4488"><a title="London Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/united-kingdom/london-overview/">London Travel Guide</a></li>
        </ul>
</li>
    </ul>
</li>
    <li id="menu-item-2007" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2007 dropdown-submenu"><a title="Oceania - Australia - Pacific" href="http://www.plannedtraveller.com/destination-travel-guides/australia-and-the-pacific/">Oceania &#8211; Australia &#8211; Pacific</a>
    <ul role="menu" class=" dropdown-menu multilevel">
        <li id="menu-item-2745" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2745 dropdown-submenu"><a title="Australia" href="http://www.plannedtraveller.com/destination-travel-guides/australia-and-the-pacific/australia/">Australia</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-2829" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2829"><a title="Sydney Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/australia-and-the-pacific/australia/sydney-overview/">Sydney Travel Guide</a></li>
            <li id="menu-item-2862" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2862"><a title="Melbourne Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/australia-and-the-pacific/australia/melbourne-overview/">Melbourne Travel Guide</a></li>
        </ul>
</li>
        <li id="menu-item-2749" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2749 dropdown-submenu"><a title="New Zealand" href="http://www.plannedtraveller.com/destination-travel-guides/australia-and-the-pacific/new-zealand/">New Zealand</a>
        <ul role="menu" class=" dropdown-menu multilevel">
            <li id="menu-item-2958" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2958"><a title="Auckland Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/australia-and-the-pacific/new-zealand/auckland-overview/">Auckland Travel Guide</a></li>
            <li id="menu-item-2957" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2957"><a title="Wellington Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/australia-and-the-pacific/new-zealand/wellington/">Wellington Travel Guide</a></li>
        </ul>
</li>
    </ul>
</li>
    <li id="menu-item-3773" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-3773 dropdown-submenu"><a title="United States of America" href="http://www.plannedtraveller.com/destination-travel-guides/united-states-america/">United States of America</a>
    <ul role="menu" class=" dropdown-menu multilevel">
        <li id="menu-item-3708" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3708"><a title="Las Vegas Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/united-states-america/las-vegas-travel-guide/">Las Vegas Travel Guide</a></li>
        <li id="menu-item-4220" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-4220"><a title="Los Angeles Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/united-states-america/los-angeles/">Los Angeles Travel Guide</a></li>
        <li id="menu-item-3668" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3668"><a title="New York Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/new-york/">New York Travel Guide</a></li>
        <li id="menu-item-4219" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-4219"><a title="San Francisco Travel Guide" href="http://www.plannedtraveller.com/destination-travel-guides/united-states-america/san-francisco/">San Francisco Travel Guide</a></li>
    </ul>
</li>
</ul>
</li>
<li id="menu-item-1931" class="menu-item menu-item-type-taxonomy menu-item-object-category menu-item-has-children menu-item-1931 dropdown"><a title="Cruises" href="#" data-toggle="dropdown" class="dropdown-toggle" aria-haspopup="true">Cruises</a><i id="parent_menu" class="fa fa-chevron-down" data-toggle="dropdown"></i>
<ul role="menu" class=" dropdown-menu multilevel">
    <li id="menu-item-2718" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-2718 dropdown-submenu"><a title="Cruise Lines" href="http://www.plannedtraveller.com/cruise-lines/">Cruise Lines</a>
    <ul role="menu" class=" dropdown-menu multilevel">
        <li id="menu-item-4071" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-4071"><a title="Carnival Cruises" href="http://www.plannedtraveller.com/cruise-lines/carnival-cruises/">Carnival Cruises</a></li>
        <li id="menu-item-3879" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3879"><a title="Celebrity Cruises" href="http://www.plannedtraveller.com/cruise-lines/celebrity-cruises/">Celebrity Cruises</a></li>
        <li id="menu-item-3892" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3892"><a title="Costa Cruises" href="http://www.plannedtraveller.com/cruise-lines/costa-cruises/">Costa Cruises</a></li>
        <li id="menu-item-3971" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3971"><a title="MSC Cruises" href="http://www.plannedtraveller.com/cruise-lines/msc-cruises/">MSC Cruises</a></li>
        <li id="menu-item-2004" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2004"><a title="Norwegian Cruise Line" href="http://www.plannedtraveller.com/cruise-lines/norwegian-cruise-line/">Norwegian Cruise Line</a></li>
        <li id="menu-item-3813" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3813"><a title="Princess Cruises" href="http://www.plannedtraveller.com/cruise-lines/princess-cruises/">Princess Cruises</a></li>
    </ul>
</li>
</ul>
</li>
<li id="menu-item-1930" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1930"><a title="Travel Tips and Tricks" href="http://www.plannedtraveller.com/travel-tips-and-tricks/">Travel Tips and Tricks</a></li>
<li id="menu-item-1929" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-1929 dropdown"><a title="Trip Planning Tools" href="#" data-toggle="dropdown" class="dropdown-toggle" aria-haspopup="true">Trip Planning Tools</a><i id="parent_menu" class="fa fa-chevron-down" data-toggle="dropdown"></i>
<ul role="menu" class=" dropdown-menu multilevel">
    <li id="menu-item-1967" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1967"><a title="Packing Calculator" href="http://www.plannedtraveller.com/packing-calculator/">Packing Calculator</a></li>
    <li id="menu-item-1968" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1968"><a title="Budget Calculator" href="http://www.plannedtraveller.com/budget-calculator/">Budget Calculator</a></li>
</ul>
</li>
</ul></div>         </nav>

Answer 1

.left_nav ul li
{
    padding:3% 0;
    margin:0px
}

它错过了一个;

.left_nav ul li
{
    padding:3% 0;
    margin:0px;
}

另外

.mid_area
{
    border:1px solid #a6e3fc;
    padding:2%;
}
       }

它有一个额外的}

上次修改完整代码

.left_nav{
    border:1px solid #a6e3fc;
    padding:2%;
    background-color:#f4fcff;
}
.left_nav ul{
    list-style:none;
    padding:0px;
    margin:0px;
}
.left_nav ul li{
    padding:3% 0;
    margin:0px;
}
.left_nav ul li a{
    font-family:"latoregular";
    font-size:1em;
    text-decoration:none;
    color:#45cbfe;
}
.left_nav ul li a:hover{
    text-decoration:underline;
    color:#01b8fd;
}
.mid_area{
    border:1px solid #a6e3fc;
    padding:2%;
}
.sub_nav1{
    margin:0px 0px;
    height:30px;
    border:1px solid #a6e3fc;
    background-color:#f4fcff;
}

.sub_nav1 ul{
    padding:4px 20px;
    margin:0px;
}

.sub_nav1 li{
    list-style:none;
    float:left;
    padding: 0px 10px;
    border-right:1px solid #01b8fd;
    line-height:18px;
}

.sub_nav1 li:last-child {
    border-right:0px;
}

.sub_nav1 li a, .sub_nav li a:visited {
    font-family:"latoregular";
    font-size:14px;
    color:#01b8fd;  
    text-decoration:none;
}
.text_content1{
    color:#0a6c91;
    padding:0px 0px 10px 0px;
    float:left;
}
.mid_area h2{
    font-family:"latoregular";
    font-size:25px;
    color:#01b8fd;
    padding:10px 0px 0px 0px;
    margin:0px;
}
.footer_nav.col-centered.col-md-12.col-sm-8{
  margin: 23px 0;
}

.page-list {
  list-style: outside none none;
}
.page-list li {
  float: left;
  width: 25%;
}