【发布时间】：2016-12-19 15:08:33
【问题描述】：
我有一个不透明度为 0.7 的叠加层在轮播中运行良好，但是当我更换浏览器时。 覆盖在我的主要内容（H1-btn）等的顶部..我给主要内容一个z-index 3并覆盖一个z-index 2但是当我使用firefox时它在我突然进入chrome时效果很好主要内容在覆盖之下，并且悬停不起作用。现在解决这个问题并让我的主要内容位于覆盖顶部的最佳解决方案是什么
/********************************/
/* Fade Bs-carousel */
/********************************/
.fade-carousel {
position: relative;
height: 100vh;
}
.fade-carousel .carousel-inner .item {
height: 100vh;
}
.fade-carousel .carousel-indicators > li {
margin: 0 2px;
background-color: #f39c12;
border-color: #f39c12;
opacity: .7;
}
.fade-carousel .carousel-indicators > li.active {
width: 10px;
height: 10px;
opacity: 1;
}
/********************************/
/* main-content Headers */
/********************************/
.main-content {
position: absolute;
top: 60%;
left: 50%;
z-index: 3;
color: #fff;
text-align: center;
text-transform: uppercase;
text-shadow: 1px 1px 0 rgba(0,0,0,.75);
-webkit-transform: translate3d(-50%,-50%,0);
-moz-transform: translate3d(-50%,-50%,0);
-ms-transform: translate3d(-50%,-50%,0);
-o-transform: translate3d(-50%,-50%,0);
transform: translate3d(-50%,-50%,0);
}
.main-content h1 {
color: #fed136;
font-size: 6em;
font-weight: bold;
margin: 0;
padding: 0;
z-index: 3;
}
.fade-carousel .carousel-inner .item .main-content {
opacity: 0;
-webkit-transition: 2s all ease-in-out .1s;
-moz-transition: 2s all ease-in-out .1s;
-ms-transition: 2s all ease-in-out .1s;
-o-transition: 2s all ease-in-out .1s;
transition: 2s all ease-in-out .1s;
}
.fade-carousel .carousel-inner .item.active .main-content {
opacity: 1;
-webkit-transition: 2s all ease-in-out .1s;
-moz-transition: 2s all ease-in-out .1s;
-ms-transition: 2s all ease-in-out .1s;
-o-transition: 2s all ease-in-out .1s;
transition: 2s all ease-in-out .1s;
}
/********************************/
/* Overlay */
/********************************/
.overlay {
-moz-background-size: cover;
-o-background-size: cover;
-webkit-background-size: cover;
background-position: 50% 50%;
position: absolute;
width: 100%;
height: 100%;
z-index: 2;
background-color: #080d15;
opacity: .7;
}
/********************************/
/* Custom Buttons */
/********************************/
.btn.btn-lg {padding: 10px 40px;}
.btn.btn-primary {
color: #f5f5f5;
background-color: #fed136;
border-color: #fed136;
outline: none;
margin: 20px auto;
}
.btn.btn-main-content:hover,
.btn.btn-main-content:focus {
color: #fed136;
background-color: transparent;
border-color: #fed136;
z-index: 3;
}
/********************************/
/* Slides backgrounds */
/********************************/
.fade-carousel .slides .slide-1,
.fade-carousel .slides .slide-2,
.fade-carousel .slides .slide-3 {
height: 100vh;
background-size: cover;
background-position: center center;
background-repeat: no-repeat;
}
.fade-carousel .slides .slide-1 {
background-image: url(../img/bg-taxi03.jpg);
}
.fade-carousel .slides .slide-2 {
background-image: url(../img/bg-taxi04.jpg);
}
.fade-carousel .slides .slide-3 {
background-image: url(../img/bg-taxi02.jpg);
}
/********************************/
/* Media Queries */
/********************************/
@media screen and (min-width: 980px){
.main-content { width: 980px; }
}
@media screen and (max-width: 640px){
.main-content h1 { font-size: 4em; }
}<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
<div class="carousel fade-carousel slide" data-ride="carousel" data-interval="4000" id="bs-carousel">
<!-- Overlay -->
<div class="overlay"></div>
<!-- Indicators -->
<ol class="carousel-indicators">
<li data-target="#bs-carousel" data-slide-to="0" class="active"></li>
<li data-target="#bs-carousel" data-slide-to="1"></li>
<li data-target="#bs-carousel" data-slide-to="2"></li>
</ol>
<!-- Wrapper for slides -->
<div class="carousel-inner">
<div class="item slides active">
<div class="slide-1"></div>
<div class="main-content">
<h1>TAXI EXPRESS</h1>
<h3>A reliable way to travel</h3>
<button class="btn btn-primary btn-lg">Call US Now</button>
</div>
</div>
<div class="item slides">
<div class="slide-2"></div>
<div class="main-content">
<h1>EXPERIENCED</h1>
<h3>Drivers On Your Sercie</h3>
<button class="btn btn-primary btn-lg">Check Our Chauffers</button>
</div>
</div>
<div class="item slides">
<div class="slide-3"></div>
<div class="main-content">
<h1>Services</h1>
<h3>24 / 7 Taxi Service To Any Where Around The City</h3>
<button class="btn btn-primary btn-lg">See Our Services</button>
</div>
</div>
</div>
</div>【问题讨论】：
标签： html css twitter-bootstrap-3 overlay bootstrap-carousel