.ct_m_s .bg 
{
 
    
}
.box-map iframe {
    height: 100vh!important;
}
 
.ct_m h5 {
    border-bottom: 3px solid #000;
    display: inline-block;
    padding-bottom: 30px;
}

.ct_m h5.bor_ngan {
    border-bottom: 0px solid #000;
    
}
.ct_m h5.bor_ngan:after {
 
    content: "";
    display: block;
    margin-top: 25px;
    width: 30px;
    height: 3px;
    background: #252a2b;
  
}

.btcontact 
{
    
}