#playground{
    grid-area: 7 / 2 / 1 / 7;
    display: none;
    grid-template-columns: repeat(4,calc(98vw / 20 * 3));
    grid-template-rows: repeat(3, calc(98vw / 20 * 3));
    place-self: center;
    border-radius: 5em;
    margin: 3em 0;
}
.karticka{
    background-color: #41BBD9;
    border-radius: 2em;
    border: 1em solid white;
    position: relative;
    width: auto;
    overflow: hidden;
}
.tajnyObr{
    object-fit: cover;
    position: relative;
    margin: auto;
    max-width: 100%;
    min-height: 100%;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}
#ukazatele{
    display: none;
    grid-area: 2/7/6/8;
    margin: 0.5em;
    align-content: center;
    font-size: calc(100vw/50);
}
#konec{
    grid-area: 2 / 2 / 6 / 7;
    display: none;
}
#end_form{
    place-self: center;
    display: grid;

}
#input_jmeno_lbl{
    font-size: calc(100% * 1.5);
}
#input_jmeno{
    margin: 0 0 0.5em 0;
    border-style: solid;
    width: calc(100vw/5);
    height: calc(100vh/40);
}
#uloz_vysledek{
    place-self: end;
    border: none;
    font-size: calc(100% * 1.5);
    border-radius: 1em;
}