#main-form{}
#main-form .form-group{margin:5px 0px;}
#main-form .required-style{color:#c00;}
#main-form .error{color:#c00;}
@media (max-width: 768px){
    #main-form .r-right{padding-left:0px;}
    #main-form .r-right .col-sm-8,#main-form .r-right .col-sm-10{padding-left:0px;}
    #main-form .r-left .col-sm-12{padding-left:0px;}
}