.flash, .alert {
    padding: 15px;
    margin-bottom: 15px;
    border: 1px solid transparent;
    border-radius: 6px;
    font-weight: 500;
    font-size: 0.95rem;
}

.flash.success  { color: #155724; background-color: #d4edda; border-color: #c3e6cb; }
.flash.error { color: #721c24; background-color: #f8d7da; border-color: #f5c6cb;  }
.flash.danger { color: #721c24; background-color: #f8d7da; border-color: #f5c6cb;  }
.flash.info { color: #0c5460; background-color: #d1ecf1; border-color: #bee5eb;}


.alert-success { color: #155724; background-color: #d4edda; border-color: #c3e6cb; }
.alert-danger { color: #721c24; background-color: #f8d7da; border-color: #f5c6cb; }
.alert-info { color: #0c5460; background-color: #d1ecf1; border-color: #bee5eb; }