html, body {
    margin: 0;
    font-size: 16px; /* bazowy rozmiar czcionki */
    font-family: system-ui, Arial, sans-serif;
    color: #222;
    box-sizing: border-box;
    background: linear-gradient(to right, #c9f9f9, #efbd8f, #f5a9f2);
}

h1 {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
    margin: 0;
    height: 3rem;
    width: 50vw;
    backdrop-filter: blur(5px) brightness(0.9);
    box-shadow: 0px 0px 10px #515151;
    border-radius: 8px;
}

h3 {
    margin: 0;
}

nav {
    display: flex;
    justify-content: center;
    align-items: center;
}

ul {
    list-style: none;
    gap: 16px;
    display: flex;
    flex-direction: column;
    padding: 1rem;
    width: 50vw;
    backdrop-filter: blur(5px) brightness(0.9);
    box-shadow: 0px 0px 10px #515151;
    border-radius: 8px;
}

section > ul {
    backdrop-filter: blur(5px) brightness(0.9);
    background-color: transparent
}

li {
    border-radius: 8px;
}

a {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
    color: #222;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.1s;
    height: 100%;
}

li > a:hover {
    font-weight: bold;
    backdrop-filter: brightness(0.9);
}

.linkSection {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.goBackButton {
    padding: 1rem;
    height: auto;
    width: 50vw;
    backdrop-filter: blur(5px) brightness(0.9);
    box-shadow: 0px 0px 10px #515151;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 8px;
}

.goBackButton:hover {
    transform: scale(1.01);
}

.loginForm {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    width: 100vw;
}

.loginBox {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    backdrop-filter: blur(5px) brightness(0.9);
    box-shadow: 0px 0px 10px #515151;
    width: 20rem;
    padding: 1rem 2rem;
    border-radius: 8px;
}

.loginForm > a {
    padding: 1rem;
    margin: 1rem 0;
    width: 22rem;
}

form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
}

form > label {
    display: flex;
    flex-direction: column;
    width: 100%;
    margin-bottom: 0.5rem;
}

input,
select {
    border: none;
    width: 100%;
    height: 30px;
    box-sizing: border-box;
}


input[type="color"] {
    height: 35px;
    padding: 0;
    border: 1px solid #bbb;
    border-radius: 4px;
    cursor: pointer;
}

form > button {
    background-color: transparent;
    width: 100%;
    height: 35px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
}

form > button:hover {
    transform: scale(1.1);
    backdrop-filter: brightness(0.9);
}

main {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 80vh;
}