html{
    font-family: Arial, Helvetica, sans-serif;
}

a{
    color: gray;
}

#nadpis{
    text-align: center;
}

.navbar, .footer, content, .array{
    margin-bottom: 30px;
}

.navbar{
    background-color: #333;
    width: auto;
    height: 50px;
    text-align: center;
    margin-bottom: 20px;
}

.navbar a{
    color: white;
    margin-left: 2px;
    vertical-align: middle;
}

.content{
    background-color: #333;
    width: auto;
    height: 300px;
    margin-bottom: 30px;
}

.boxinfo{
    color: white;
    text-align: center;
}

.array{
    display: flex;
    text-align: center;
}

.array_item{
    padding: 10px;
    flex: 1;
    background-color: #555;
    margin: 5px;
    width: auto;
    height: 250px;
}

.array_item p{
    text-align: center;
    color: white;
}

.footer{
    background-color: #333;
    width: auto;
    height: 60px;
    text-align: center;
    color: white;
    padding-top: 20px;
}