#div_main {
    min-height: 500px;
}

#div_btn_sub {
    text-align: center;
}

select {
    display: block !important;
    font-size: 12px;
    direction: rtl;
}

.col-md-12 {
    padding-left: 0px !important;
    padding-right: 0px !important;
}

.col-md-4 {
    float: right;
}

.col-md-8 {
    float: right;
}

#ContentPlaceHolder1_drp_parents {
    text-align: right;
}

@media only screen and (min-width: 978px) {
    .col-md-12{
        float:right;
    }
    .col-md-4 {
        float: right;
    }
    .col-md-6 {
        float: right;
    }
    .col-md-8 {
        float: right;
       
    }
}

@media only screen and (max-width: 450px) {
    .col-xs-12 {
        float: right !important;
        text-align: right;
    }
    #div_del{
        margin-top:30px;
    }
}

@media only screen and (max-width: 768px) {
    .col-sm-12 {
        float: right !important;
        text-align: right;
    }
    #div_del {
        margin-top: 30px;
    }
}