.logo_bt {
  z-index: 1020;
  padding: 10px 0;
  margin: 0 25px 0 245px;
  border-top: 1px solid #CAD0D6;
  line-height: 20px;

  background: #c3c3c3;
  position: fixed;
  bottom: 0px;
  height: 54px;
  width: 100%;
  /*width: 100%;*/

  /*display: block;

  left: 0px;

  height: 55px;
  box-shadow: 0px 0px 10px -3px rgba(0, 0, 0, 0.4);
  text-align: center;
  margin-top: 40px;
  width: 90px;
  height: 36px;
  margin-top: 10px;*/
}