Pure CSS search input

index.html

<div class="search-bar">
  <input type="text" placeholder="input some text here..." required></input>
  <div class="search-icon"></div>
</div>

Pure CSS search input.markdown

Pure CSS search input

Pure CSS search input + search icon button. NO img, NO js.

A Pen by Kai Hao on CodePen.

License.

script.js

/* because fuck JS, that's why. */

style.css

html, body {
  background-color: #7EC833;
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
}

$size: 20px;

.search-bar {
  height: auto;
  width: auto;
  position: absolute;
  display: inline-block;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-sizing: border-box;
  
  input {
    height: 44px;
    width: 44px;
    padding: 10px 20px;
    box-sizing: border-box;
    font-size: 18px;
    border: $size/10 solid transparent;
    border-radius: 44px;
    cursor: pointer;
    background-color: transparent;
    transition: all 0.5s ease-out;
    
    color: transparent;
    &::placeholder {
      color: transparent;
    }
    
    &:invalid {
      box-shadow: none;
    }
    
    &:hover {
      border: $size/10 solid #FFF;
      box-shadow: 0 0 $size/10 $size/10 #EEE;
    }
    
    &:focus, &:valid {
      width: 300px;
      border: $size/10 solid #CCC;
      outline: none;
      cursor: auto;
      background-color: #FFF;
      color: #000;
      
      &::placeholder {
        color: #999;
      }
      
      + .search-icon {
        z-index: 0;
        border-color: #CCC;
        right: 20px;
        
        &:after {
          background-color: #CCC;
        }
      }
    }
  }
}



.search-icon {
  display: inline-block;
  height: $size;
  width: $size;
  border-radius: 50%;
  border: $size/10 solid #FFF;
  position: absolute;
  right: 12px;
  top: 8px;
  z-index: -1;
  
  &:after {
    content: '';
    position: absolute;
    top: $size/2 + $size/4*1.414 + $size/10;
    left: $size/2 + $size/4*1.414;
    transform: rotate(45deg);
    height: $size/10;
    width: $size/2;
    background-color: #FFF;
    border-radius: 10px;
  }
}