:root {
    --darkolive: darkolivegreen;
    --orange: orange;
    --darkorange: rgb(201, 110, 0);
    --black: rgb(49,49,49);
}

body{
    background-color: var(--bg);
    color: whitesmoke;
    text-align: center;
    font-family: 'Ubuntu', Verdana, sans-serif;
    font-size: 24px;
    font-weight: lighter;
    margin: 0px;
}

/* Nadpisy */
h1{
    color: var(--fontColor);
    font-size: 120px;
    font-weight: bold;
    margin: 20px auto 0px;
    background: linear-gradient(rgba(85, 107, 47, 0.5), rgba(85, 107, 47, 0.5)),
                center 25% /70% url("fox.jpeg") fixed;
    padding: 200px 0px 200px;   
}

h2{
    color: var(--fontColor);
    text-align: left;
    font-size: 60px;
    font-weight: normal;
    font-style: italic;
    padding-top: 72px;
    margin: 48px 48px 24px;
}

h3{
    color: var(--fontColor);
    font-size: 40px;
    font-style: italic;
    margin: 48px 0px 20px;
}

/* Texts */
p{
    margin: 0px 20px 12px;
}

b{
    font-weight: bold;
}

a{
    color: whitesmoke;
}
a:hover,
a:active{
    color: orange;
    font-weight: normal;
}

/* Datumy - italic */
span{
    font-style: italic;
    font-size: 70%;
}

/* Lists */
ul{
    list-style-position: inside;
    list-style-type: square;
    margin: 0px auto 32px;
}

/* Navigacia */
nav{
    position: sticky;
    top: 0px;
}

nav ul{
    overflow: hidden;
    background-color: var(--bg);
    padding: 24px 20px;
}

nav li{
    float: left;
    list-style-type: none;
}

nav li a{
    display: block;
    text-align: center;
    padding: 0px 20px;
    text-decoration: none;
}
nav a:hover,
nav a:active{
    color: orange;
    font-weight: lighter;
    text-decoration: underline;
}

.dark{
    cursor: pointer;
    background-color: var(--btnBg);
}

.menubtn {
    float: right;
    position: relative;
    cursor: pointer;
}

.overlay{
    height: 100%;
    width: 0%;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    background-color: rgba(0, 0, 0, 0.85);
    overflow: hidden;
    text-decoration: none;
}

.overlay-content{
    position: relative;
    top: 20%;
    width: 100%;
    text-align: center;
    margin-top: 30px;
}

.overlay a{
    padding: 8px;
    text-decoration: none;
    font-size: 34px;
    display: block;
    transition: 0.15s;
}

.overlay .closebtn{
    position: absolute;
    top: 20px;
    right: 45px;
    font-size: 60px;
    cursor: pointer;
}

/* Foot */
footer{
    background-color: black;
    font-size: 80%;
    margin-top: 48px;
}

footer p{
    margin-bottom: 0px;
}

.light-theme{
    --bg: var(--darkolive);
    --fontColor: var(--orange);
    --btnBg: var(--black);
}

.dark-theme{
    --bg: var(--black);
    --fontColor: var(--darkorange);
    --btnBg: var(--darkolive);
}

img {
    margin-top: 80px;
    margin-bottom: 60px;
    height: 580px;
}