body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #f7f9fa;
    margin: 0;
    padding: 0;
    color: #222;
}

h1 {
    text-align: center;
    margin: 1.2em 0 0.5em 0;
    font-size: 2em;
    color: #2a5d84;
}

h2 {
    text-align: center;
    margin: 1.5em 0 0.5em 0.5em;
    color: #3a7ca5;
    font-size: 1.2em;
    letter-spacing: 1px;
}

.table-container {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-bottom: 1.5em;
}

.attendance-table {
    width: 98%;
    max-width: 500px;
    margin: 0 auto 0.5em auto;
    border-collapse: collapse;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(60,90,130,0.07);
    min-width: 340px;
}

.attendance-table th, .attendance-table td {
    padding: 1em 0.7em;
    text-align: center;
    font-size: 1.1em;
}

.attendance-table th {
    background: #e3f0fa;
    color: #2a5d84;
    font-weight: 600;
    border-bottom: 2px solid #b6d6f2;
}

.attendance-table tr {
    transition: background 0.2s;
}

.clickable-row {
    cursor: pointer;
    transition: background 0.2s;
}

.clickable-row:hover, .clickable-row:active {
    background: #d6eaff;
}

@media (max-width: 600px) {
    h1 { font-size: 1.3em; }
    h2 { font-size: 1em; }
    .attendance-table th, .attendance-table td {
        padding: 0.7em 0.3em;
        font-size: 1em;
    }
    .attendance-table {
        min-width: 280px;
        font-size: 0.97em;
        box-shadow: none;
        border-radius: 0;
        width: 98%;
        max-width: 98vw;
    }
    .attendance-table th, .attendance-table td {
        border: none;
    }
    .table-container {
        padding: 0;
        margin: 0 0 1em 0;
        display: block;
    }
} 

.emoji {
    font-size: 1.5em !important ;
    line-height: 1.1;
}