nav {
    width:50%;
    margin: 0 auto;
    background-color:#dee3fa;
    margin-top:20px;
    padding:10px;
    border-left: 3px #2d3452 solid;
    border-right: 3px #2d3452 solid;

}

body{
    margin-bottom: 15em;
}

nav ul {
    display:flex;
    justify-content:space-between;
    list-style:none;
    padding-inline-start: 40px;
    padding-inline-end: 40px;
}
nav ul li a {
    transition: color 0.5s;
    font-size:20px;
    text-decoration:none;
    color: #2d3452


}
a:hover {

    color:#ffff;
}
.header{
    display: flex;
    width: 100%;
    justify-content: center;
}
.mark {
}

footer{
    bottom:0;
    background-color:#2d3452;
    color: white;
    padding: 2%;
    left: 0;
    height: 2em;
    position: fixed;
    font-size:small;
    width:100%
}

div#kuupaev {
    width:50%;
    padding: 2%;
    border: solid 1pt gray;
    border-radius: 32px;
}

div#kodu{
    padding:2%;
    border:solid 1pt grey;
}

#pilt{
    width: 50%;
    height: 50%;
}