.alert {
	position: relative;
    padding: 0.75rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: 0.25rem;
}
.alert-success {
    color: #155724;
    background-color: #d4edda;
    border-color: #c3e6cb;
}
.alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

@media only screen and (max-width : 768px) {
	header .logo img {
		max-height: 45px;
	}
}
@media only screen and (min-width : 769px) {
	header .logo img {
		max-height: 100%;
	}
}