.mfooter a {
    text-decoration: none;
    color: white;
    margin-left: 6px;
}
.mfooter a:hover {
    color: #de100c;
}
.up {
    position: fixed;
    bottom: 150px;
    right: 30px;
    background-color: white;        
    display: none;
    cursor: pointer;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    border: 1px solid #ccc;
    opacity: 0.8;
  }
  .up:hover {
    opacity: 1;
  }
  .fa-facebook, .fa-youtube {
    margin-right: 15px;
    margin-top: 45px;
  }