.back-to-top2 {
    position: fixed;
    bottom: 6em;
    right: 0px;
    text-decoration: none;
    color: #000000;
    background-color: rgba(235, 235, 235, 0.80);
    font-size: 12px;
    padding: 1em;
    display: none;
}


.back-to-top {
    position: fixed;
    bottom: 2em;
    right: 0px;
    text-decoration: none;
    color: #000000;
    background-color: rgba(235, 235, 235, 0.80);
    font-size: 12px;
    padding: 1em;
    display: none;
}

.back-to-top:hover {    
    background-color: rgba(135, 135, 135, 0.50);
}



.LBlue {
    border-left: blue solid 2px ;
}

.TBlue {
    border-top: blue solid 2px ;
}

.BBlue {
    border-bottom : blue solid 2px ;
}

.RBlue {
    border-right: blue solid 2px ;
}


.modalc {
  text-align: center;
  padding: 0!important;
  min-width: 450px;
}

.modalc:before {
  content: '';
  display: inline-block;
  height: 100%;
  vertical-align: middle;
  margin-right: -4px;
}

.modalc .modal-dialog {
  display: inline-block;
  text-align: left;
  vertical-align: middle;
}