Ren*_*nuz 45 html css image twitter-bootstrap
所以这是我的代码,它显示6张卡,3对,2行.我想要的图像都是相同的大小,而无需手动调整图像大小.响应性确实有效,我使用"img-fluid"作为一个类,当我使用移动设备或更小的浏览器时,它们都具有相同的宽度,但高度仍然是关闭的.
<h1 class="display-4 text-xs-center m-y-3 text-muted" id="speakers">Ice Cream</h1>
<div class="row">
<div class="col-md-6 col-lg-4">
<div class="card"><img alt="Card image cap" class="card-img-top img-fluid" src="img/brownie.jpg" />
<div class="card-block">
<h4 class="card-title">Brownie Delight</h4>
<p class="card-text">Our customer favorite chocolate ice cream jam packed with pieces of brownies and fudge</p>
</div>
</div>
</div>
<div class="col-md-6 col-lg-4">
<div class="card"><img alt="Card image cap" class="card-img-top img-fluid" src="img/butterPecan.jpg" />
<div class="card-block">
<h4 class="card-title">Butter Pecan</h4>
<p class="card-text">Roasted pecans, butter and vanilla come together to make this wonderful ice cream</p>
</div>
</div>
</div>
<div class="col-md-6 col-lg-4">
<div class="card"><img alt="Card image cap" class="card-img-top img-fluid" src="img/bCherry.jpg" />
<div class="card-block">
<h4 class="card-title">Black Cherry</h4>
<p class="card-text">Our classic vanilla loaded with plump black cherries to give flavor and color</p>
</div>
</div>
</div>
<div class="col-md-6 col-lg-4">
<div class="card"><img alt="Card image cap" class="card-img-top img-fluid" src="img/mintChip.jpg" />
<div class="card-block">
<h4 class="card-title">Mint Chip</h4>
<p class="card-text">Our signiture mint ice cream jam packed with mint chocolate chips</p>
</div>
</div>
</div>
<div class="col-md-6 col-lg-4">
<div class="card"><img alt="Card image cap" class="card-img-top img-fluid" src="img/pistachio.jpg" />
<div class="card-block">
<h4 class="card-title">Pistachio</h4>
<p class="card-text">Our classic pistachio is loaded with nuts to give it that great flavor, and of course comes in your favorite color</p>
</div>
</div>
</div>
<div class="col-md-6 col-lg-4">
<div class="card"><img alt="Card image cap" class="card-img-top img-fluid" src="img/IceCream.jpg" />
<div class="card-block">
<h4 class="card-title">More Flavors</h4>
<p class="card-text">We couldn not fit all of our wonderful flavors on one page, click here to see more!</p>
</div>
</div>
</div>
</div>
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sep*_*t86 89
在你的CSS中尝试这个:
.card-img-top {
width: 100%;
height: 15vw;
object-fit: cover;
}
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根据需要调整高度vw.该对象的配合:盖功能,变焦,而不是图像的拉伸.
小智 15
我使用Bootstrap 4 Emdeds Utilities解决了这个问题
https://getbootstrap.com/docs/4.3/utilities/embed
在这种情况下,您只需要将图像添加到div.embbed-responsive这样的目录中:
<div class="card">
<div class="embed-responsive embed-responsive-16by9">
<img alt="Card image cap" class="card-img-top embed-responsive-item" src="img/butterPecan.jpg" />
</div>
<div class="card-block">
<h4 class="card-title">Butter Pecan</h4>
<p class="card-text">Roasted pecans, butter and vanilla come together to make this wonderful ice cream</p>
</div>
</div>
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所有图像均符合修饰符类指定的比例:
.embed-responsive-21by9 .embed-responsive-16by9 .embed-responsive-4by3.embed-responsive-1by1另外,此CSS启用缩放功能而不是图像拉伸
.embed-responsive .card-img-top {
object-fit: cover;
}
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小智 10
.card-img-top {
width: 100%;
height: 40vh;
object-fit: cover;
}
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如上所示,但是当您增加高度时,我建议您使用“ vh”(视口高度单位)以获得更适合移动设备的体验。
.card-img-top {
width: 100%;
height: 30vh;
object-fit: contain;
}
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包含将有助于在卡片内显示完整的图像。
根据您的需要调整高度“30vh”!
我“手动”使用了 Bootstrap 4 中与媒体查询相同的断点...
/* Equal-height card images, cf. /sf/answers/3338874101/*/
.card-img-top {
/*height: 11vw;*/
object-fit: cover;
}
/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) {
.card-img-top {
height: 19vw;
}
}
/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
.card-img-top {
height: 16vw;
}
}
/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) {
.card-img-top {
height: 11vw;
}
}
/* Extra large devices (large desktops, 1200px and up) */
@media (min-width: 992px) {
.card-img-top {
height: 11vw;
}
}
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它有效,但我希望有更多这种本机响应。
@sepuckett86 和我的部分建议。
我不相信你可以不裁剪它们,我的意思是你可以使用 jquery 使 div 具有相同的高度,但这不会使图像具有相同的大小。
你可以看看使用 Masonry,这会让它看起来不错。
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