body {
    background-image: url(pozad_hlavni.jpg);
    color: black;
}

main {
    background-color: rgba(255, 255, 255, 0.85);
    padding: 2%;
    margin: 1%;
    border-radius: 20px;

}

input {
    width: 300px;
}

@media (max-width: 1000px) {
    input {
        width: 100%;
    }
}