.btn_telegram_share {
      display: inline-block;
      text-align: center;
      vertical-align: middle;
      margin-right: 7px;
      padding: 3px 10px;
      border: 1px solid #54aaeb;
      border-radius: 50px;
      background: #54aaeb;
      background: -webkit-gradient(linear, left top, left bottom, from(#54aaeb), to(#54aaeb));
      background: -moz-linear-gradient(top, #54aaeb, #54aaeb);
      background: linear-gradient(to bottom, #54aaeb, #54aaeb);
      font: normal normal normal 16px arial;
      color: #ffffff;
      text-decoration: none;
  }
  /*.btn_telegram_share:focus*/
  .btn_telegram_share:hover
  {
      border: 1px solid #61c4ff;
      background: #65ccff;
      background: -webkit-gradient(linear, left top, left bottom, from(#65ccff), to(#65ccff));
      background: -moz-linear-gradient(top, #65ccff, #65ccff);
      background: linear-gradient(to bottom, #65ccff, #65ccff);
      color: #ffffff;
      text-decoration: none;
  }
  .btn_telegram_share:active {
      background: #32668d;
      background: -webkit-gradient(linear, left top, left bottom, from(#32668d), to(#54aaeb));
      background: -moz-linear-gradient(top, #32668d, #54aaeb);
      background: linear-gradient(to bottom, #32668d, #54aaeb);
  }
  .btn_telegram_share:before{
      content:  "\0000a0";
      display: inline-block;
      height: 24px;
      width: 24px;
      line-height: 24px;
      margin: 0 4px -6px -4px;
      position: relative;
      top: 0px;
      left: 0px;
      background: url("http://Втавляем ссылку на свою картинку.png") no-repeat left center transparent;
      background-size: 100% 100%;
  }