body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    text-align: left;
    margin: auto;
    width: 50%;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.logo {
    display: block;
    margin: 0 auto 20px;
    width: 200px;
}

h1 {
    text-align: center;
    margin-bottom: 20px;
}

form {
    text-align: center;
}

input[type="file"],
select,
input[type="checkbox"],
label {
    margin: 10px 0;
    display: block;
}

#select-all {
    margin-bottom: 10px;
}

button {
    display: block;
    margin: 20px auto;
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

input[type="checkbox"] {
    margin-right: 10px;
}

label {
    margin-left: 5px;
    display: inline;
    font-weight: normal;
}