body {
    color: #000000;
    background-color: #42758E;
    margin-top: 0px;
    margin-right: 0px;
    margin-bottom: 0px;
    margin-left: 0px;
    font-family: arial,sans-serif;
}
.wrapper {
    

}
.container {
    background-color: #FFFFFF;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}
header {
    background-color: #3dafd1;
    color: #FFFFFF;
    padding: 12px;
    text-align: center;
    min-height: 140px;
}
nav {
    background-color: #5D79A7;
    padding-top: 12px;
    padding-right: 12px;
    padding-bottom: 12px;
    padding-left: 12px;
    text-align: center;
    position: sticky;
    top: 0;
}

footer {
    background-color: #1D2C45;
    color: #FFFFFF;
    padding: 2% 3%;
}
main {
    padding-top: 6%;
    padding-right: 6%;
    padding-bottom: 6%;
    padding-left: 6%;
    overflow: auto;
}
a:link {
    color: #2D6084;
}
a:visited {
    color: #3A4349;
}
nav a:link  {
    color: #FFFFFF;
}
nav a:visited {
    color: #FFFFFF;
}
h1 {
    font-size: 40px;
}
h2 {
    margin-top: 30px;
    margin-bottom: 0;
    margin-top: 50px;
    scroll-margin-top: 70px;
}
header img {
    float: right;
    margin-right: 20px;
}

.oikealla {
    float: right;
    margin-left: 30px;
}