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CSS Base

Vendor Prefixing

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              <!-- Instead of using the 'title' attribute, simply use 'data-info' -->

<h1>Info on Hover!</h1>

<h2>Prettifying the 'title' attribute without Javascript!</h2>

<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. <dfn data-info="Lorem ipsum dolor sit amet, perspiciatis consectetur dolor.">Perspiciatis consectetur</dfn> Et delectus ut neque quod porro maiores est. Asperiores aspernatur rerum, explicabo ipsa consequatur, accusantium <dfn data-info="Lorem ipsum dolor sit amet.">provident optio</dfn> officia maxime libero sint esse.</p>

<p>Lorem ipsum dolor sit amet, perspiciatis consectetur adipisicing elit. Dolor perspiciatis deserunt adipisci rem deserunt iste nulla tenetur. <dfn data-info="Lorem ipsum dolor sit amet, perspiciatis consectetur dolor.">Iste aliquid perspiciatis</dfn> dolorem laborum, nulla fugit accusamus possimus id tenetur officiis, impedit necessitatibus illo!</p>
            
          
!
            
              @import url(https://fonts.googleapis.com/css?family=Open+Sans:700,400,300);

::-moz-selection { background: rgba(0,0,0,0.2); }
::selection { background: rgba(0,0,0,0.2); }

/**** Skip to line 36 for the hover code ****/

body {
  background: linear-gradient(to right,#07a, #0aa);
  background-size: 100%;
  font-family: 'Open Sans', sans-serif;
  font-size: 16px;
  line-height: 1.5em;
  margin: 80px 4em 0;
  color: #f5f5f5;
}
h1 {
  max-width: 49rem;
  font-size: 3.5em;
  line-height: 1em;
  font-weight: 700;
  margin: 0.25em auto;
}
h2 {
  max-width: 49rem;
  margin: 1.4em auto;
}
p {
  line-height: 1.5em;
  margin: 1.4em auto;
  max-width: 49rem;
  font-size: 1em;
  font-weight: 300;
}

/** Code for hover info **/

dfn {
  background: rgba(0,0,0,0.2);
  border-bottom: dashed 1px rgba(0,0,0,0.8);
  padding: 0 0.4em;
  cursor: help;
  font-style: normal;
  position: relative;
  
}
dfn::after {
  content: attr(data-info);
  display: inline;
  position: absolute;
  top: 22px; left: 0;
  opacity: 0;
  width: 230px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5em;
  padding: 0.5em 0.8em;
  background: rgba(0,0,0,0.8);
  color: #fff;
  pointer-events: none; /* This prevents the box from apearing when hovered. */
  transition: opacity 250ms, top 250ms;
}
dfn::before {
  content: '';
  display: block;
  position: absolute;
  top: 12px; left: 20px;
  opacity: 0;
  width: 0; height: 0;
  border: solid transparent 5px;
  border-bottom-color: rgba(0,0,0,0.8);
  transition: opacity 250ms, top 250ms;
}
dfn:hover {z-index: 2;} /* Keeps the info boxes on top of other elements */
dfn:hover::after,
dfn:hover::before {opacity: 1;}
dfn:hover::after {top: 30px;}
dfn:hover::before {top: 20px;}
            
          
!
999px
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