CSS only custom Checkbox

by Ayyappan Sakthivadivel

HTML

<script src="&lt;link href=&#39;https://fonts.googleapis.com/css?family=Roboto&#39; rel=&#39;stylesheet&#39; type=&#39;text/css&#39;&gt;"></script>
<h2>CSS only custom Checkbox</h2>
<div class="box">
  <div class="checkbox">
    <label>
      <input type="checkbox" />
      <i class="input-helper"></i>
      <span>Maecenas faucibus mollis interdum.</span>
    </label>
  </div>
  <div class="checkbox">
    <label>
      <input type="checkbox" />
      <i class="input-helper"></i>
      <span>Integer posuere erat a ante venenatis dapibus posuere velit aliquet.</span>
    </label>
  </div>
  <div class="checkbox">
    <label>
      <input type="checkbox" />
      <i class="input-helper"></i>
      <span>Donec sed odio dui.</span>
    </label>
  </div>
</div>

CSS

body {
  font-size: 14px;
  color: #333;
  padding: 50px;
  font-family: 'Roboto', sans-serif;
}

h2 {
  text-align: center;
  font-size: 25px;
  margin: 20px 0;
  color: #000;
}

.box {
  width: 500px;
  background: #fff;
  border-radius: 3px;
  padding: 50px;
  float: left;
  left: 0;
  top: 0;
  bottom: 0;
  right: 0;
  margin: auto;
  height: 200px;
}

.checkbox {
  position: relative;
  margin-bottom: 20px;
}

.checkbox label {
  padding-left: 30px;
  display: block;
}

.checkbox input {
  top: 0;
  left: 0;
  z-index: 1;
  cursor: pointer;
  opacity: 0;
  position: absolute;
}

.checkbox input:checked + .input-helper:before {
  border-color: #009688;
}

.checkbox .input-helper:before,
.checkbox .input-helper:after {
  position: absolute;
  content: "";
  transition: all 200ms;
}

.checkbox .input-helper:before {
  left: 0;
  border: 2px solid #7a7a7a;
}

.checkbox input {
  width: 15px;
  height: 15px;
}

.checkbox input:checked + .input-helper:before {
  background-color: #009688;
}

.checkbox input:checked + .input-helper:after {
  transform: scale(1);
  opacity: 1;
}

.checkbox .input-helper:before {
  top: 0;
  width: 15px;
  height: 15px;
  border-radius: 2px;
  color: #fff;
}

.checkbox .input-helper:after {
  content: '\2713';
  font-size: 13px;
  left: 3px;
  top: 0x;
  color: #fff;
  transform: scale(0);
  opacity: 0;
}