CodePen

HTML

            
              <div>
  Enter password
  <br />
  <br />
  <input type="password" value="password" />
</div>
            
          
!

CSS

            
              body {
  font-family: "Helvetica Neue", Helvetica;
  width: 90%;
  font-weight: 200;
  letter-spacing: 1px;
  margin: 25px auto 0 auto;
  background: rgb(234, 235, 235);
  color: rgb(25, 25, 25);
}

div {
  margin: 0 auto;
  width: 150px;
}
            
          
!
? ?
? ?
Must be a valid URL.
+ add another resource
via CSS Lint

JS

            
              /* jquery.js */
/* jquery.velocity.js */
/* velocity.ui.js */

setInterval(function() {
  $("div").velocity("callout.shake");
}, 2000);
            
          
!
Must be a valid URL.
+ add another resource
via JS Hint
Loading ..................