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HTML & CSS Displaying text on mouse hovering over image

catycat

New Coder
I am trying to display a little copyright text on top of an image when the user hovers his mouse over it, using [this](https://www.w3schools.com/howto/tryit.asp?filename=tryhow_css_image_overlay_opacity) example.

What am I missing that I do not see the text, only the fading effect?
Code:
    <div class="list-group-item">
        <div class="row">
            <div class="col-12 col-md-4 vertical-center-col">
                <img class="img-thumbnail" src="media/images/Carolin Zipp.jpg" alt="">
            </div>
            <div class="middle">
                <div class="text">Image Copyright</div>
            </div>
            <div class="col-12 col-md-8 mt-2 mt-md-0">
                <strong>BA. MA. Carolin Zipp</strong>
            </div>
        </div>
    </div>

This is my `css` file:
Code:
    .card-img-top {
      min-height: 0.1px;
    }
    
    img.img-thumbnail {
      border: 1px solid #e4c9c9;
      width: 100%;
      height: auto;
      transition: 0.5s ease;
      backface-visibility: hidden;
    }
    
    .middle {
      transition: 0.5s ease;
      opacity: 0;
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
      text-align: center;
    }
    
    .text {
      background-color: #04aa6d;
      color: white;
      font-size: 16px;
      padding: 16px 32px;
    }
    
    .img-thumbnail:hover {
      opacity: 0.3;
    }
    
    .img-thumbnail:hover .middle {
      opacity: 1;
    }
 
Solution
Hey, try this on for size, you was missing quite a bit of the CSS

Code:
    <div class="list-group-item">
        <div class="row container">
            <div class="col-12 col-md-4 vertical-center-col">
                <img class="img-thumbnail image" src="https://www.iprecious.co.uk/wp-content/themes/PWD%20-%20Iprecious/image/Slider/Office.jpg" alt="">
            </div>
            <div class="middle">
                <div class="text">Image Copyright</div>
            </div>
            <div class="col-12 col-md-8 mt-2 mt-md-0">
                <strong>BA. MA. Carolin Zipp</strong>
            </div>
        </div>
    </div>
Code:
.container {
  position: relative;
  width: 50%;
}

.image {
  opacity: 1;
  display: block;
  width...
Hey, try this on for size, you was missing quite a bit of the CSS

Code:
    <div class="list-group-item">
        <div class="row container">
            <div class="col-12 col-md-4 vertical-center-col">
                <img class="img-thumbnail image" src="https://www.iprecious.co.uk/wp-content/themes/PWD%20-%20Iprecious/image/Slider/Office.jpg" alt="">
            </div>
            <div class="middle">
                <div class="text">Image Copyright</div>
            </div>
            <div class="col-12 col-md-8 mt-2 mt-md-0">
                <strong>BA. MA. Carolin Zipp</strong>
            </div>
        </div>
    </div>
Code:
.container {
  position: relative;
  width: 50%;
}

.image {
  opacity: 1;
  display: block;
  width: 100%;
  height: auto;
  transition: .5s ease;
  backface-visibility: hidden;
}

.middle {
  transition: .5s ease;
  opacity: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  text-align: center;
}

.container:hover .image {
  opacity: 0.3;
}

.container:hover .middle {
  opacity: 1;
}

.text {
  background-color: #04AA6D;
  color: white;
  font-size: 16px;
  padding: 16px 32px;
}
 
Solution
Hey, try this on for size, you was missing quite a bit of the CSS

Code:
    <div class="list-group-item">
        <div class="row container">
            <div class="col-12 col-md-4 vertical-center-col">
                <img class="img-thumbnail image" src="https://www.iprecious.co.uk/wp-content/themes/PWD%20-%20Iprecious/image/Slider/Office.jpg" alt="">
            </div>
            <div class="middle">
                <div class="text">Image Copyright</div>
            </div>
            <div class="col-12 col-md-8 mt-2 mt-md-0">
                <strong>Carolin Zip</strong>
            </div>
        </div>
    </div>
Code:
.container {
  position: relative;
  width: 50%;
}

.image {
  opacity: 1;
  display: block;
  width: 100%;
  height: auto;
  transition: .5s ease;
  backface-visibility: hidden;
}

.middle {
  transition: .5s ease;
  opacity: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  text-align: center;
}

.container:hover .image {
  opacity: 0.3;
}

.container:hover .middle {
  opacity: 1;
}

.text {
  background-color: #04AA6D;
  color: white;
  font-size: 16px;
  padding: 16px 32px;
}
@simong1993 Solved! Many thanks.
 

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