.form-errors-block
{
    display: none; 
    color: #ff0000; 
    margin-bottom: 15px; 
    padding: 10px; 
    background: #fff5f5; 
    border: 1px solid #ffe0e0; 
    border-radius: 4px;
    z-index: 9;
    position: relative;
}
.js-form-success{
    display: none; 
    color: #27ae60; 
    margin-bottom: 15px; 
    padding: 10px; 
    background: #f5fff5; 
    border: 1px solid #e0ffe0; 
    border-radius: 4px; 
    text-align: center; 
    font-weight: 500;
    z-index: 9;
    position: relative;
}