What is the best way to position a button in the center?

I am attempting to position the add button in the middle of the box, not just centered, but truly in the middle of it.

.gallery {
  background-color: #fbfbfb;
  border-radius: 5px;
  border-style: solid;
  border: 1px solid #bbbbbb;
  height: 85px;
  line-height: 1;
  box-sizing: border-box;
  margin: 12px;
  height: auto;
}

input[type="file"] {
  display: none;
}

.images-upload {
  background-color: #ffffff;
  border-radius: 5px;
  border: 1px dashed #ccc;
  display: inline-block;
  padding: 3px;
  cursor: pointer;
  width: 165px;
  height: 85px;
}

.images-preview {
  border-radius: 5px;
  border: 1px solid #ccc;
  display: inline-block;
  width: 165px;
  height: 85px;
  padding-top: -14px;
}

.button-container {
  height: 90px;
  display: inline-block;
}

.image-container {
  height: 90px;
  width: 15%;
  display: inline-block;
}

.custom-icon {
  color: #00afca;
}

.close-btn {
  background: none;
  color: white;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  outline: inherit;
  position: relative;
  left: -160px;
  top: -15px;
  box-shadow: rgba(100, 100, 111, 0.2) 0px 7px 29px 0px;
  width: 0px;
}

.close-btn:hover {
  color: red;
  box-shadow: red 0px 7px 29px 0px;
}
<head>
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link href="https://cdn.jsdelivr.net/npm/<a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="1a7875756e696e687b6a5a2f342b3429">[email protected]</a>/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
  <link rel="stylesheet" href="./assets/css/style.css" class="href">
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta2/css/all.min.css" integrity="sha512-YWzhKL2whUzgiheMoBFwW8CKV4qpHQAEuvilg9FAn5VJUDwKZZxkJNuGM4XkWuk94WCrrwslk8yWNGmY1EduTA==" crossorigin="anonymous" referrerpolicy="no-referrer"
  />
</head>

<body>
  <div class="container">
    <div class="gallery w-100 m-2">
      <div class="p-3">
        <div class="button-container my-1">
          <div for="images-upload" class="images-upload">
            <i class=" fas fa-plus-circle fa-3x custom-icon"></i>
          </div>
          
          <input id="images-upload" type="file" name="images" multiple="multiple">
        </div>

        <div class="image-container d-inline my-1">
          <img src="https://via.placeholder.com/200x150" alt="" class="images-preview">
          <button class="close-btn"> <i class="fas  fa-2x fa-times"></i></button>
        </div>
      </div>
    </div>
  </div>
</body>

htmlcsstwitter-bootstrapresponsive-designbootstrap-5

Answer №1

Place the button inside a div and apply the following styling:

.button-container {
  display: flex;
  align-items: center;
  justify-content: center;
}
<div class="button-container">
  <button>Click Here</button>
</div>

The button will be perfectly centered within the div.

Answer №2

If you want to easily center a button, follow these steps.

#button {
  align-items: center;
  text-align: center;
}
<div id="button" style="text-align: center;">
<button>
  Centered Button
</button>
</div>

Answer №3

To center the button in the parent element, set the parent to position:absolute and the child to position:relative. Then, move the button 50% away from the edge to position the top-left corner in the center. To fine-tune the position, use the transform property to adjust the button by 50% of its width and height.

I hope that explanation was clear!

.gallery {
  background-color: #fbfbfb;
  border-radius: 5px;
  border-style: solid;
  border: 1px solid #bbbbbb;
  height: 120px;
  line-height: 1;
  box-sizing: border-box;
  margin: 12px;
}

input[type="file"] {
  display: none;
}

.images-upload {
  background-color: #ffffff;
  border-radius: 5px;
  border: 1px dashed #ccc;
  display: inline-block;
  padding: 3px;
  cursor: pointer;
  width: 165px;
  height: 85px;
}

.images-preview {
  border-radius: 5px;
  border: 1px solid #ccc;
  display: inline-block;
  width: 165px;
  height: 85px;
  padding-top: -14px;
  margin-top: -5px;
}

.button-container {
  height: 90px;
  display: inline-block;
 position: relative;
    float: left;

}

.image-container {
  height: 90px;
  width: 15%;
  display: inline-block;
    position: relative;
    float: left;
    padding: 5px;
}

.custom-icon {
 color: #00afca;
 position: relative;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}

.close-btn {
  background: none;
  color: white;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  outline: inherit;
  position: relative;
  left: 10px;
  top: -80px;
  box-shadow: rgba(100, 100, 111, 0.2) 0px 7px 29px 0px;
  width: 0px;
}

.close-btn:hover {
  color: red;
  box-shadow: red 0px 7px 29px 0px;
}
<head>
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link href="https://cdn.jsdelivr.net/npm/<a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="62000d0d16111610031222574c534c51">[email protected]</a>/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
  <link rel="stylesheet" href="./assets/css/style.css" class="href">
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta2/css/all.min.css" integrity="sha512-YWzhKL2whUzgiheMoBFwW8CKV4qpHQAEuvilg9FAn5VJUDwKZZxkJNuGM4XkWuk94WCrrwslk8yWNGmY1EduTA==" crossorigin="anonymous" referrerpolicy="no-referrer"
  />
</head>

<body>
  <div class="container">
    <div class="gallery w-100 m-2">
      <div class="p-3">
        <div class="button-container my-1">
          <div for="images-upload" class="images-upload">
            <i class=" fas fa-plus-circle fa-3x custom-icon"></i>
          </div>
          
          <input id="images-upload" type="file" name="images" multiple="multiple">
        </div>

        <div class="image-container d-inline my-1">
          <img src="https://via.placeholder.com/200x150" alt="" class="images-preview">
          <button class="close-btn"> <i class="fas  fa-2x fa-times"></i></button>
        </div>
      </div>
    </div>
  </div>
</body>

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