我见过很多类似的问题,但解决方案并不适用。
我正在尝试制作一个引导转盘,以便在调整窗口大小时,图像保持居中,同时保持所需的图像高度和最小100%宽度属性。
这有点难以解释,但你可以在http://www.lyft.com
我在codepen上复制了一个类似的问题,你可以看到,如果你把窗口缩小到移动设备的大小,图像就会保持固定,最终你看到的是图像的左上角(通常是云或一些无法识别的模糊)。
我试图让这个图像向左移动,并在水平视图缩小时保持居中,以便图像保持相关性。
我的其他旋转木马样式:
/* CUSTOMIZE THE CAROUSEL
-------------------------------------------------- */
/* Carousel base class */
.carousel {
height: 500px;
margin-bottom: 60px;
overflow: hidden;
}
/* Since positioning the image, we need to help out the caption */
.carousel-caption {
z-index: 10;
}
/* Declare heights because of positioning of img element */
.carousel .item {
height: 500px;
background-color: #777;
}
.carousel-inner > .item > img {
position: relative;
top: 0;
left: 0;
min-width: 100%;
max-width: none;
height: auto;
}
.carousel-inner img{
margin: auto;
}
#mycarousel{
position: relative;
top: 0;
}
还有简单的转盘:
<div id="mycarousel" class="carousel slide" data-ride="carousel">
<!-- Indicators -->
<ol class="carousel-indicators">
<li data-target="#mycarousel" data-slide-to="0" class="active"></li>
<li data-target="#mycarousel" data-slide-to="1"></li>
<li data-target="#mycarousel" data-slide-to="2"></li>
<li data-target="#mycarousel" data-slide-to="3"></li>
<li data-target="#mycarousel" data-slide-to="4"></li>
</ol>
<!-- Wrapper for slides -->
<div class="carousel-inner" role="listbox">
<div class="item active">
<img src="https://unsplash.it/2000/1250?image=397" data-color="lightblue" alt="First Image">
</div>
<div class="item">
<img src="https://unsplash.it/2000/1250?image=689" data-color="firebrick" alt="Second Image">
</div>
<div class="item">
<img src="https://unsplash.it/2000/1250?image=675" data-color="violet" alt="Third Image">
</div>
<div class="item">
<img src="https://unsplash.it/2000/1250?image=658" data-color="lightgreen" alt="Fourth Image">
</div>
<div class="item">
<img src="https://unsplash.it/2000/1250?image=638" data-color="tomato" alt="Fifth Image">
</div>
</div>
</div>
我根据你在帖子中链接的lyft网站制定了一个解决方案。我把你的img
变成了div
,并使用了一个背景图像,然后进行了适当的样式设置。
<div class="carousel-inner" role="listbox">
<div class="item active">
<div class="item-child" style="background-image: url('https://unsplash.it/2000/1250?image=397');" data-color="lightblue" alt="First Image"></div>
</div>
<div class="item">
<div class="item-child" style="background-image: url('https://unsplash.it/2000/1250?image=689');" data-color="firebrick" alt="Second Image"></div>
</div>
<div class="item">
<div class="item-child" style="background-image: url('https://unsplash.it/2000/1250?image=675');" data-color="violet" alt="Third Image"></div>
</div>
<div class="item">
<div class="item-child" style="background-image: url('https://unsplash.it/2000/1250?image=658');" data-color="lightgreen" alt="Fourth Image"></div>
</div>
<div class="item">
<div class="item-child" style="background-image: url('https://unsplash.it/2000/1250?image=638');" data-color="tomato" alt="Fifth Image"></div>
</div>
然后删除这个.carousel-inner > .item > img
并添加这个CSS:
.carousel-inner .item .item-child {
background-position: top center;
background-size: cover;
position: absolute;
bottom:0;
top: 0;
left: 0;
right:0;
width: 100%;
height: auto;
}
如果你想玩js.fiddle,你可以在这里看到它。希望这能有所帮助。
好了,最容易修复
在图像上使用宽度而不是最小宽度
.carousel-inner > .item > img {
position: relative;
top: 0;
left: 0;
width: 100%;
max-width: none;
height: auto;
}
还加入了像这样的转盘高度调整
.carousel .item {
height: auto;
background-color: #777;
}
http://codepen.io/Rohithzr/pen/WwEpgp?editors=1100