Edit in JSFiddle

<!-- TWEETY -->
<div class="tweety-quote">
  <div class="tweety-header">

    <div class="tweety-img">
      <img alt="tweety-img" class="tweety-landscape" src="http://www.zengardner.com/wp-content/uploads/mahatma-gandhi1.jpg" />
    </div>

    <ul class="tweety-info">
      <li class="tweety-user">Mahatma Gandhi</li>
      <li class="tweety-profile">@Hakuna_tus_chakras</li>
    </ul>

  </div>

  <div class="tweety-content">Sé el cambio que quieras ver en el <span class="tweety-link">#mundo.</span></div>
</div>
<!-- END TWEETY -->

/*
Tweety CSS
******************************/
.tweety-quote { 
  padding: 20px;
  overflow: hidden;
  background-color: #fff;
  border: 1px solid #e1e8ed;
  border-radius: 4px;
  max-width: 80%;
  margin: 22px auto 22px auto;
}

.tweety-header {
  width: 100%;
  height: 48px;
}

.tweety-img {
  float: left;
  width: 48px;
  height: 48px;
  overflow: hidden;
  position: relative;
  border-radius: 4px;
}

.tweety-img img {
  position: absolute;
  left: -1000%;
  right: -1000%;
  top: -1000%;
  bottom: -1000%;
  margin: auto;
}

.tweety-img img.tweety-landscape {
  height: 100%;
  width: auto;
  max-width: none;
}

.tweety-portrait img.tweety-portrait {
  height: auto;
  width: 100%;
}

ul.tweety-info {
  font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
  float: left;
  position: relative;
  top: 4px;
  list-style-type: none;
  padding: 0 !important;
  margin: 0 0 0 10px !important;
  line-height: 1.2em !important;
}

ul.tweety-info li {
  margin-bottom: 0;
}

.tweety-user {
  font-size: 16px;
  font-weight: 700;
  color: #292F33;
  display: inline-block;
}

.tweety-tick {
  float: right;
  height: 16px;
  width: 16px;
}

.tweety-user::after {
  background-image: url("http://i63.tinypic.com/2uxwqhj.png");
  background-size: 16px 16px;
  background-repeat: no-repeat;
  float: right;
  margin-left: 5px;
  content: "";
  display: block;
  width: 16px;
  height: 16px;
}

.tweety-profile {
  font-size: 14px;
  font-weight: 300;
  color: #8899A6;
}

.tweety-content {
  font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
  padding-top: 16px;
  font-size: 20px;
  font-weight: 400;
  color: #292F33;
}

.tweety-link {
  color:#1B95E0;
}

/*
END Tweety CSS
******************************/