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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#ekran0{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    margin: 0 15px 0 15px;
}

#plansza {
    background-color: orange;
    margin: 0;
    position: relative;
    overflow: hidden;
}

.elementgry {
    position: absolute;
}

.grunt {
    background-color: black;
}

.budynek {
    background-color: green;
}


#gracz{
    background-color:blue;
}