.login-form {
    width: 400px;
    margin: 50px auto;
    padding: 0px;
}
.login-form form {
    margin-bottom: 15px;
    background: #f7f7f7;
    box-shadow: 0px 2px 2px rgba(0, 0, 0, 0.3);
    padding: 30px;
    border-radius: 10px;
}

.login-form h2 {
    margin: 0 0 15px;
}

.input-container {
    display: -ms-flexbox; /* IE10 */
    display: flex;
    width: 100%;
    margin-bottom: 15px;
}
.icon {
    padding: 20px;
    background: steelblue;
    color: white;
    min-width: 50px;
    text-align: center;
}
.input-field {
    width: 100%;
    padding: 10px;
    outline: none;
    font-size: 14px;
    height: auto;
}
.input-field:focus {
    border: 2px solid SteelBlue;
}
.input-group {
    position: relative;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: nowrap;
    -ms-flex-align: stretch;
    align-items: stretch;
    width: 100%;
}
/* Set a style for the submit button */
.btnMsg {
    color: white;
    padding: 15px 20px;
    border: none;
    cursor: pointer;
    width: 100%;
    border-radius: .25rem;    
}    

.form-control.is-valid, .was-validated .form-control:valid {
    background-image: url('');
    padding-right: 0;
}

.form-control.is-invalid, .was-validated .form-control:invalid {
    background-image: url('');
    padding-right: 0
}  

#loading {
  background: #ECFFB3; 
  padding: 20px; 
  border: 1px solid green; 
  display: none; 
  position: absolute; 
  left: 50%; 
  margin-left: -100px; 
  top: 25%; 
  width: 200px; 
  font-weight: bold; 
  font-size: 16px; 
  font-family: tahoma; 
  z-index: 999;
}