      .sharing-buttons li a img {
          border: none;
          width: 16px;
          height: 16px;
          opacity: 0;
          -webkit-transition: opacity 0.6s;
                  transition: opacity 0.6s;
        }
        .sharing-buttons li a.facebook {
          background: #3C5A96;
        }
        .sharing-buttons li a.googleplus {
          background: #DB585A;
        }
        .sharing-buttons li a.reddit {
          background: #FF4500;
        }
        .sharing-buttons li a.pressthis {