body {
    background-color: rgb(255, 223, 255);
    font-family: Arial, sans-serif;
    margin: 0;
}
.wrapper, .container {
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}
.container {
    background-color: rgb(255, 188, 255);
    padding: 40px;
}
.oikealla {
    float: right;
    margin-left: 10px;
}
header, nav {
    padding: 10px;
}
header {
    background-color: rgb(202, 121, 202);
    min-height: 150px;
}
header img {
    float: right;
}
nav {
    background-color: rgb(129, 62, 126); 
    color: #fff;
    position: sticky;
    top: 0;
}
nav a:link, nav a:visited {
    color: inherit;
    text-decoration: none;
}
a:link {
    color: rgb(255, 0, 234);
}
a:visited {
    color: rgb(158, 49, 144);
}
main {
    overflow: auto;
}
footer {
    background-color: rgb(37, 25, 37);
    color: #fff;
    padding: 30px;
}
h1 {
    font-size: 40px;
}
h2 {
    margin-top: 30px;
    margin-bottom: 0;
    scroll-margin-top: 40px;
}