body {
    font-family: 'Arial', sans-serif;
    background-color: #f4f7fa;
    margin: 0;
    padding: 0;
}

.dashboard-container {
    display: flex;
    height: 100vh;
}

.sidebar {
    width: 180px;
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 20px;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.2);
}

.logo img {
    width: 80%;
    margin: 20px 0;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.menu li {
    margin: 15px 0;
}

.menu a {
    color: #ecf0f1;
    text-decoration: none;
    font-size: 14px;
    display: flex;
    align-items: center;
    padding: 12px;
    border-radius: 5px;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.menu a i {
    margin-right: 10px;
}

.menu a.active, .menu a:hover {
    background-color: #2980b9;
}

.results-container {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
}

.results-header {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.trainer-view {
    margin-bottom: 30px;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.attendance-summary {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
}

.attendance-card {
    flex: 1;
    margin: 0 10px;
    padding: 20px;
    border-radius: 5px;
    text-align: center;
}

.attended {
    background-color: #4caf50;
    color: white;
}

.not-attended {
    background-color: #f44336;
    color: white;
}

.exam-statistics h3 {
    margin-top: 0;
}

.exam-results {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.results-cards {
    display: flex;
    flex-wrap: wrap;
}

.card {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 15px;
    margin: 10px;
    width: calc(30% - 20px);
    display: flex;
    align-items: center;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
}

.exam-icon {
    font-size: 30px;
    margin-right: 15px;
}

.exam-details span {
    display: block; 
}