@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@300&display=swap');

body {
    background-color: #e9f5e2;
    color: #155724;
    font-family: 'Open Sans', sans-serif;
    padding: 20px;
    margin: 0;
    position: relative;
}

#final-grade {
    position: fixed;
    top: 10px;
    right: 10px;
    background-color: #155724;
    color: #fff;
    padding: 5px 10px;
    font-size: 16px;
    border-radius: 5px;
    text-decoration: none;
    font-family: 'Open Sans', sans-serif;
}

h1 {
    font-family: 'Open Sans', sans-serif;
    text-align: center;
    margin-top: 50px;
    font-size: 36px;
    color: #155724;
}

#subtitle {
    font-family: 'Open Sans', sans-serif;
    text-align: center;
    margin-bottom: 30px;
    font-size: 18px;
    color: #555;
}

form {
    font-family: 'Open Sans', sans-serif;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

label {
    font-family: 'Open Sans', sans-serif;
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: #155724;
    user-select: none;
}

input[type="number"],
select {
    width: 100px;
    padding: 5px;
    font-size: 14px;
    border-radius: 5px;
    border: 1px solid #155724;
}

button {
    font-family: 'Open Sans', sans-serif;
    background-color: #155724;
    color: #fff;
    padding: 6px 12px;
    font-size: 1rem;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    margin-top: 10px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #0f3d1b;
}

#result, #comparison {
    font-family: 'Open Sans', sans-serif;
    margin-top: 20px;
    text-align: center;
}

#result h2 {
    font-size: 18px;
    margin: 5px 0;
    color: #155724;
}

#class-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin: 15px 0;
}

#comparison-toggle-container {
    text-align: center;
    margin-bottom: 15px;
}

.class-box-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
    margin-top: 20px;
}

.class-box {
    background-color: #fff;
    padding: 10px;
    border-radius: 5px;
    margin: 10px;
    width: calc(50% - 20px);
    transition: all 0.3s ease;
    opacity: 1;
    transform: translateY(0);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    border: 1px solid #155724;
}

.class-box label {
    margin-top: 5px;
}

.class-box select,
.class-box input {
    margin-top: 5px;
}

.remove-class-btn {
    display: none;
}

#site-branding {
    font-family: 'Open Sans', sans-serif;
    display: flex;
    align-items: center;
    position: absolute;
    top: 10px;
    left: 10px;
    font-size: 24px;
    font-weight: bold;
    color: #155724;
}

#site-logo {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}

#site-navigation {
    font-family: 'Open Sans', sans-serif;
    position: absolute;
    top: 10px;
    right: 10px;
}

#site-navigation a {
    color: #155724;
    text-decoration: none;
    margin-left: 10px;
}

#site-footer {
    font-family: 'Open Sans', sans-serif;
    position: absolute;
    bottom: 10px;
    right: 10px;
    font-size: 14px;
    color: #555;
}

#site-footer::before {
    content: "\00a9";
}

#current-year {
    margin-left: 5px;
}

#class-counter {
    font-family: 'Open Sans', sans-serif;
    font-weight: 600;
    color: #155724;
    font-size: 16px;
}

.hidden {
  display: none;
}