html {
    background-image: url(../img/back.jpeg);
    color: #FFFFFF;
    font-family: Arial, sans-serif;
    background-size: cover;
}

body {
    background-color: #23232351;
    border-radius: 10px;
}

header {
    background-color: #1a1a1a5f;
    padding: 10px;
    border-radius: 10px;
}

nav a {
    color: #FFFFFF;
    text-decoration: none;
    padding: 5px 10px;
    transition: all 0.3s ease;
}

nav a:hover {
    background-color: #444444;
    border-radius: 10px;
    transition: all 0.3s ease;
}

main {
    padding: 20px;
}

footer {
    background-color: #1a1a1a92;
    padding: 10px;
    text-align: center;
    border-radius: 10px;
}

button {
    background-color: #444444;
    color: #FFFFFF;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    border-radius: 10px;
    transition: all 0.3s ease;
}

input {
    background-color: #444444;
    color: #FFFFFF;
    border: none;
    padding: 10px 15px;
    margin: 5px 5px;
    cursor: pointer;
    border-radius: 10px;
    transition: all 0.3s ease;
}

button:hover {
    background-color: #555555;
    transition: all 0.3s ease;
}

.navigation_div {
    padding: 10px;
    background-color: #4141412f;
    border: 3px solid #767676;
    border-radius: 15px;
    transition: all 0.3s ease;
    width: 25%;
}

.navigation_div:hover {
    border: 3px solid #FFFFFF;
    background-color: #000000AA;
    transition: all 0.3s ease;
}

.navigation_div a {
    color: #FFFFFF;
}

.navigation_div p {
    font-size: small;
}

.navigation_div button {
    opacity: 0;
    
}