body {
    margin: 0;
    background-color: #696969;
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column; /* header, main, footer üst üste */
    min-height: 100vh;
}

header {
    display: flex;
    color: white;
    flex-direction: column;
    background-color: #560909;
    text-align: center;
    padding: 10px;
}
main {
    color: white;
    flex: 1; 
    display: flex;
    align-items: center;
    flex-direction: column; /* main içindeki öğeler üst üste */
    padding: 1rem;
}
h1{
	font-weight: 900;
	color: red;
}

main > * {
    width: auto;        /* tam genişlik */
    margin-bottom: 10px; /* alt alta boşluk */
}

footer {
    color: white;
    background-color: #1f1f1f;
    text-align: center;
    padding: 10px;
}