.__rgtc .registerHeader {
    border-bottom: 4px solid #063e5f;
    background-color: #04639b;
}

.__rgtc .warning {
    color: #b70f0a;
}

.__rgtc .exist{
    color: #b70f0a;
}

.__rgtc .register-container {
    background-color: #f2f2f2;
    margin-bottom: 145px;
}

.__rgtc .btnSubmit {
    max-width: 580px; 
    width: 100%; 
    margin: 0 auto; 
    color: #fff;
    font-size: 21px;
    font-weight: bold;
    border-radius: 7px;
    background: -webkit-linear-gradient(top, #1a84c5 0%, #1a84c5 46%, #0076be 48%, #0076be 92%, #04598c 94%, #04598c 100%);
    background: linear-gradient(to bottom, #1a84c5 0%, #1a84c5 46%, #0076be 48%, #0076be 92%, #04598c 94%, #04598c 100%);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#1a84c5', endColorstr='#04598c', GradientType=0);
    margin: 10px auto; /* Center the button horizontally */
    margin: 10px auto; 
    box-sizing: border-box;
    justify-content: center;
}

.__rgtc .register-footer {
    width: 100%;
    height: auto;
    padding: 22px 0;
    background: #cbcbcb;
    border-bottom: 5px solid #a5a5a5;
    border-bottom-left-radius: 15px;
    border-bottom-right-radius: 15px;
    margin-top: 20px;
    position: absolute;
    left: 0;
}

.__rgtc .registerDiv {
    max-width: 580px;
    width: 100%;
    height: auto;
    margin: 0 auto;
    overflow: hidden;
}

.__rgtc .submit-buttons {
    background-color: #cbcbcb;
    display: flex;
    justify-content: center;
}

@media (max-width: 700px) {
    .__rgtc .btnSubmit {
      float: none;
      width: auto; 
      padding: 15px 140px; 
    }
  }

@media (max-width: 400px) {
    .__rgtc .btnSubmit {
      float: none;
      width: auto; 
      padding: 15px 110px; 
    }
  }