.invalid_border 
{
    border: 1px solid red;
}

.el_errors_hidden 
{
    color: red;

    line-height: 1.5;
    
    margin: 5px 5px 5px 30px;
    padding: 0;

    height: 0;
    
    opacity: 0;
    
    transition: all ease 0.5s
}

._el_errors_toVisible 
{
    opacity: 1;

    margin: 5px 5px 5px 0px;
    padding: 0px;
    
    height: auto;
}


._el_errors_toHidden 
{
    opacity: 1;
    margin: 0px 0px 0px 0px;
    padding: 0px;
    height: 0px;
}