* {
    margin: 0px;
    padding: 0px;
    font-family: tahoma, ariel;
}

#header {
/*    background: url('Swidnica.jpg') center;*/
    background-color: #8f0000;
    height: 100vh;
    width: 100vw;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
body {
    background-color: #8f0000; 

}

h1, h2 , h3{
    text-align: center;
    color: #ddd;
    text-shadow: 4px 4px 2px #333;
}

h1 {
    font-size: 36px;
    margin-bottom: 20px;
}

h1.title {
    font-size: 48px;
    margin: 50px auto;
}

h2 {
    font-size: 24px;
    margin: 25px auto;
}

h2.message {
    color: #aaffaa;
}
h2.warn {
    color: #aaaaff;
}
h2.alert {
    color: #ffaaaa;
}
h3 {
    line-height: 1.6;
}

p, li, ul {
    color: white;
    margin: 10px auto;
}
li {
    padding-left: 10px;
}

div#message {
    margin: 50px auto;
    width: 720px;
    
}

input[type=submit]{
    height: 70px;
    width: 240px;
    background-color: yellow;
    border-radius: 35px;
    font-size:24px;
}

button {
    display: block;
    //position: absolute;
    //bottom: 10%;
    //left: 50%;
    width: 360px;
    height: 70px;
    margin: 20px auto;;
    padding: 20px;
    background-color: brown;
    border: 3px solid darkred;
    border-radius: 35px;
    color: white;
    font-size: 20px;
    text-shadow: 4px 4px 2px #333;
}

a {
    color: white;
}