body, html {
    padding: 0;
    border: 0;
    margin: 0;
    width: 100%;
    height: 100%;
}

body {
    display: flex;
    flex-direction: column;
    font-family: Verdana, sans-serif;
}

main {
    flex: 1;
    margin-left: 150px; /* same as nav width */
    padding: 20px;
}

header {
    background-color: #f1f1f1;
    padding: 20px 10px;
    border-bottom: 8px solid cadetblue;
}

footer {
    background-color: cadetblue;
    color: white;
    text-align: center;
    padding: 10px;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    width: 150px;
    background-color: #f1f1f1;
    position: fixed;
    overflow: visible;
}

nav > ul {
    height: 100%; /* Full height */
}

nav > ul li {
    text-align: center;
    border-bottom: 1px solid cadetblue;
}

nav ul li a {
    display: block;
    color: black;
    padding: 8px 16px;
    text-decoration: none;
}

nav .dropdown {
    position: relative;
}

nav .dropdown ul {
    position: absolute;
    top: 0;
    left: 100%;
    background-color: cadetblue;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.3s ease;
}

nav .dropdown ul li {
    border-bottom: 1px solid #f1f1f1;
}

nav .dropdown:hover ul, .dropdown ul:hover {
    visibility: visible;
    opacity: 1;
}

.active {
    background-color: cadetblue;
    color: white;
}

nav ul li:last-child {
    border-bottom: none;
}

.flex-container {
    display: flex;
    flex-direction: row;
}
.flex-container > div {
    margin: 10px;
    flex: 1; /* veergu laius */
    border: solid 1pt cadetblue;
    border-radius: 10px;
    padding: 10px;
}
@media screen and (max-width: 600px) {
    .flex-container {
        flex-direction: column;
    }
}
img {
    width: 300px;
}

/* Kuupäev nupud stiilid */
.centered {
    display: flex;
    align-items: center;
    justify-content: center;
}
.button-table {
    table-layout: fixed;
    width: 100%;
    padding: 10px;
    border: 0;
}
.button-table tr {
    border: 0;
}
.button-table td {
    padding: 10px;
    text-align: center;
    border: 0;
}
.button2 {
    background-color: dodgerblue;
    color: white;
    border: none;
    border-radius: 10px;
    padding: 10px;
    font-weight: bold;
}
.button2:hover {
    background-color: lightskyblue;
}
.text-answer {
    border: 2px solid dodgerblue;
    border-radius: 10px;
    padding: 10px;
    width: 500px;
}

.aja-div h3 {
    padding: 5px;
    border-bottom: 2px solid wheat;
    color: wheat;
    margin: 5px -10px 10px -10px; /* cancel parent padding horizontally */
    text-align: center;
}

.aja-div {
    width: 350px;
    background-color: cadetblue;
    padding: 10px;
    border: 2px solid wheat;
    border-radius: 10px;
    margin: 10px;
    color: white;
    box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.5);
}
.aja-container {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}
h2 {
    color: cadetblue;
    border-bottom: 2px cadetblue dotted;
    padding: 10px;
    font-weight: bold;
}
.quote {
    border-left: 2px cadetblue solid;
    padding-left: 10px;
    margin: 10px;
}
pre {
    border-left: limegreen 3px solid;
    background-color: black;
    color: limegreen;
    padding: 10px;
}
.spaced-list li {
    margin-top: 15px;
}
h3 {
    color: cadetblue;
    margin-bottom: 0;
    margin-top: 30px;
}
.pretty-img {
    text-align: center;
    background-color: #f3f3f3;
    padding: 0;
    margin: 0;
    height: 500px;
}
.pretty-img img {
    height: 500px;  
}