body {
    font-family: Helvetica;
    background-color: #EAEAEA;
    margin: 0;
    padding: 0;
}

header {
    position: relative;
    text-align: center;
}

header img {
    width: 100%;
}

.header-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 48px;
    font-weight: bold;
}

nav, footer {
    background-color: #625B5B;
    color: white;
    padding: 20px;
    text-align: center;
}

nav a {
    font-weight: bold;
    background-color: #EAEAEA;
    color: #625B5B;
    padding: 10px;
    margin: 50px;
    border-radius: 20px;
    text-decoration: none;
}

nav a:hover {
    background-color: #625B5B;
    color: #EAEAEA;
    border: 1px solid #EAEAEA;
}

ul {
    margin-left: 40px;
    list-style-type: circle;
}

table {
    border: 1px dashed #625B5B;
    width: 60%;
    margin-left: 40px;
    text-align: center;
}

.kontrolki {
    margin: 5px;
}

main {
    padding: 20px;
}