.form-group.required .control-label:after {
    color: #d00;
    content: "*";
    position: absolute;
    margin-left: 8px;
    top: 7px;
}

.table-responsive {
    margin-top: -10px;
    max-height: 450px !important;
}

.back_color {
    background-color: rgba(240, 230, 240, 0.628) !important;
    border-radius: 10px;
}

.red_color {
    color: red !important;
}

@media only screen and (max-width: 768px) {
    .second_space {
        margin-top: 20px;
    }
}