.select2-selection{
    height: 36px!important;
    border: 1px solid #3b3c3a;
    padding-top: 5px!important;
    padding-left: 3px!important;
    font-size: 16px!important;
}

.select2-dropdown{
    min-width: 340px!important;
}

.select2-selection__arrow{
    display: none;
}

#mkt-curso option:first{
    color: red;
}

.select2{
    width: 100%!important;
}

.is-invalid{
    border: 1px solid red!important;
}

.is-valid{
    border: 1px solid #00a59a!important;
}

@media (max-width:767px){
    .select2-selection{
        border-color: #d8d8d8!important;
    }

    .is-invalid{
        border: 1px solid red!important;
    }
    
    .is-valid{
        border: 1px solid #00a59a!important;
    }

}