.site-description {
  font-size: 19px;
  font-weight: 400;
  text-align: left;
}

#btt {
    background: none repeat scroll #fff;
    opacity: .8;
    border: 1px solid #333;
    border-radius: 2px;
    bottom: 21px;
    cursor: pointer;
    padding: 8px 15px;
    position: fixed;
    right: 20px;
    z-index: 50;
}