body {
    background-color: rgb(158, 204, 247);
    margin: 0;
    font-family: Arial, sans-serif;
}

.wrapper, .container {
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
    

.container {
    background-color: white;
    padding: 40px;
}
    
header, nav {
    padding: 10px;
}

header {
    background-color: rgb(166, 212, 255);
    min-height: 130px;
}

nav {
    background-color: rgb(44, 72, 97);
    color: #fff;
    position: sticky;
    top: 0;
}

nav a:link, nav a:visited {
    color: inherit;
    text-decoration: none;
}

a:link {color: rgb(53, 231, 255);}
a:visited {color: rgb(11, 145, 155);}

main {
    overflow: auto;
}

footer {
    background-color: rgb(48, 63, 77);
    color: #fff;
    padding: 25px;
}

h1 {
    font-size: 45px;
}

h2 {
    margin-top: 30px;
    margin-bottom: 0;
    scroll-margin-top: 50px;
}

header img {
    float: left;
    margin-right: 10px;
}

.oikealla {
    float: right;
    margin-left: 15px;
}