我在页面顶部固定了一些导航链接，这些链接会滚动到由href =“＃...”位置标记的区域。它仍然可以在Safari上运行...但是一周前，它现在无法在Chrome上运行。任何建议都将不胜感激。
（如果代码过多或不足，或代码格式不正确，我深感抱歉。我是堆栈溢出的新手）
/*
CSS THAT FEATURES COMMANDS FROM .nav etc etc, AS FOUND THROUGH THE BOOTSTRAP FILE:
*/
.navbar-default{
visibility: hidden;
}
.navbar{
visibility: hidden;
}
.navbar-fixed-top{
visibility:hidden;
}
.navbar-default .navbar-nav{
visibility: hidden;
}
.nav navbar-nav navbar-right{
visibility: hidden;
}
.navbar navbar-default navbar-fixed-top{
visibility: hidden;
}
.navbar-toggle{
visibility: hidden;
}}
.dropup .caret,
.navbar-fixed-bottom .dropdown .caret {
content: "";
border-top: 0;
border-bottom: 4px solid;
}
.dropup .dropdown-menu,
.navbar-fixed-bottom .dropdown .dropdown-menu {
top: auto;
bottom: 100%;
margin-bottom: 1px;
}
@media (min-width: 768px) {
.navbar-right .dropdown-menu {
right: 0;
left: auto;
}
.navbar-right .dropdown-menu-left {
right: auto;
left: 0;
}
}
.nav {
padding-left: 0;
margin-bottom: 0;
list-style: none;
}
.nav > li {
position: relative;
display: block;
}
.nav > li > a {
position: relative;
display: block;
padding: 10px 15px;
}
.nav > li > a:hover,
.nav > li > a:focus {
text-decoration: none;
background-color: #eee;
}
.nav > li.disabled > a {
color: #999;
}
.nav > li.disabled > a:hover,
.nav > li.disabled > a:focus {
color: #999;
text-decoration: none;
cursor: not-allowed;
background-color: transparent;
}
.nav .open > a,
.nav .open > a:hover,
.nav .open > a:focus {
background-color: #eee;
border-color: #428bca;
}
.nav .nav-divider {
height: 1px;
margin: 9px 0;
overflow: hidden;
background-color: #e5e5e5;
}
.nav > li > a > img {
max-width: none;
}
.nav-tabs {
border-bottom: 1px solid #ddd;
}
.nav-tabs > li {
float: left;
margin-bottom: -1px;
}
.nav-tabs > li > a {
margin-right: 2px;
line-height: 1.428571429;
border: 1px solid transparent;
border-radius: 4px 4px 0 0;
}
.nav-tabs > li > a:hover {
border-color: #eee #eee #ddd;
}
.nav-tabs > li.active > a,
.nav-tabs > li.active > a:hover,
.nav-tabs > li.active > a:focus {
color: #555;
cursor: default;
background-color: #fff;
border: 1px solid #ddd;
border-bottom-color: transparent;
}
.nav-tabs.nav-justified {
width: 100%;
border-bottom: 0;
}
.nav-tabs.nav-justified > li {
float: none;
}
.nav-tabs.nav-justified > li > a {
margin-bottom: 5px;
text-align: center;
}
.nav-tabs.nav-justified > .dropdown .dropdown-menu {
top: auto;
left: auto;
}
@media (min-width: 768px) {
.nav-tabs.nav-justified > li {
display: table-cell;
width: 1%;
}
.nav-tabs.nav-justified > li > a {
margin-bottom: 0;
}
}
.nav-tabs.nav-justified > li > a {
margin-right: 0;
border-radius: 4px;
}
.nav-tabs.nav-justified > .active > a,
.nav-tabs.nav-justified > .active > a:hover,
.nav-tabs.nav-justified > .active > a:focus {
border: 1px solid #ddd;
}
@media (min-width: 768px) {
.nav-tabs.nav-justified > li > a {
border-bottom: 1px solid #ddd;
border-radius: 4px 4px 0 0;
}
.nav-tabs.nav-justified > .active > a,
.nav-tabs.nav-justified > .active > a:hover,
.nav-tabs.nav-justified > .active > a:focus {
border-bottom-color: #fff;
}
}
.nav-pills > li {
float: left;
}
.nav-pills > li > a {
border-radius: 4px;
}
.nav-pills > li + li {
margin-left: 2px;
}
.nav-pills > li.active > a,
.nav-pills > li.active > a:hover,
.nav-pills > li.active > a:focus {
color: #fff;
background-color: #428bca;
}
.nav-stacked > li {
float: none;
}
.nav-stacked > li + li {
margin-top: 2px;
margin-left: 0;
}
.nav-justified {
width: 100%;
}
.nav-justified > li {
float: none;
}
.nav-justified > li > a {
margin-bottom: 0px;
text-align: center;
}
.nav-justified > .dropdown .dropdown-menu {
top: auto;
left: auto;
}
@media (min-width: 768px) {
.nav-justified > li {
display: table-cell;
width: 1%;
}
.nav-justified > li > a {
margin-bottom: 0;
}
}
.nav-tabs-justified {
border-bottom: 0;
}
.nav-tabs-justified > li > a {
margin-right: 0;
border-radius: 4px;
}
.nav-tabs-justified > .active > a,
.nav-tabs-justified > .active > a:hover,
.nav-tabs-justified > .active > a:focus {
border: 1px solid #ddd;
}
@media (min-width: 768px) {
.nav-tabs-justified > li > a {
border-bottom: 1px solid #ddd;
border-radius: 4px 4px 0 0;
}
.nav-tabs-justified > .active > a,
.nav-tabs-justified > .active > a:hover,
.nav-tabs-justified > .active > a:focus {
border-bottom-color: #fff;
}
}<!--CODE FOR THE NAVIGATION BAR IN QUESTION:-->
<body data-spy="scroll" data-offset="0" data-target="#navbar-main">
<div id="navbar-main">
<!-- Fixed navbar -->
<div class="navbar navbar-default navbar-fixed-top">
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#nav"> <span class="icon-bar"></span> <span class="icon-bar"></span>
<span class="icon-bar"></span> </button>
<a class="navbar-brand" href="#headerwrap"><em></em><img src="assets/img/iaaplogo.png" width="300" class="navbar-btn"></a><br> </div>
<br>
<ul class="nav navbar-nav navbar-right" id="nav">
<li> <a href="#services" class="smoothScroll"> Details</a></li>
<li> <a href="#testimonials" class="smoothScroll"> Testimonials</a></li>
<li> <a href="#quote" class="smoothScroll"> Foundations</a></li>
<li> <a href="#team" class="smoothScroll"> Faculty</a></li>
<li> <a href="#contact" class="smoothScroll"> Contact</a></li>
</ul></div>
</div>
</div>
<!--/.nav-collapse -->
<nav class="fixed-nav-bar">
<!-- Fixed navigation bar content -->
</nav>