.d-block {
    display: block!important;
}


.loading {
    display: none;
    background: #fff;
    text-align: center;
    padding: 15px;
  }
 
  .error-message {
    display: none;
    color: #fff;
    background: #ed3c0d;
    text-align: left;
    padding: 15px;
    font-weight: 600;
  }

  .loading:before {
    content: "";
    display: inline-block;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    margin: 0 10px -6px 0;
    border: 3px solid #18d26e;
    border-top-color: #eee;
    animation: animate-loading 1s linear infinite;
  }

  .error-message br+br {
    margin-top: 25px;
  }


  .sent-message {
    display: none;
    color: #fff;
    background: #18d26e;
    text-align: center;
    padding: 15px;
    font-weight: 600;
  }
  
@keyframes animate-loading {
    0% {
      transform: rotate(0deg);
    }
  
    100% {
      transform: rotate(360deg);
    }
  }
  
/* ____________________ */
  
  .back-to-top {
    position: fixed;
    visibility: hidden;
    opacity: 0;
    right: 15px;
    bottom: 15px;
    z-index: 996;
    /* background: #ffc451; */
    background: #00bd56;
    
    width: 55px;
    height: 55px;
    border-radius: 4px;
    transition: all 0.3s ease-in-out;
  }
  
  .back-to-top i {
    font-size: 28px;
    /* color: #151515; */
    color: #fff;
    
    line-height: 0;
  }
  
  .back-to-top:hover {
    /* background: #151515; */
    background: #fff;
  }
  
  .back-to-top:hover i {
    /* color: #ffc451; */
    color:  #00bd56;
  }
  
  .back-to-top.active {
    visibility: visible;
    opacity: 1;
  }