body {
    background-color: #F6F6F6;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

#landscape-message {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

#logo {
    max-width: 100%;
    height: auto;
    margin-bottom: 20px;
}

#landscape-message h1 {
    margin-top: 0;
}

#landscape-message p {
    margin: 10px 0;
}

#timetable {
    display: none;
}

@media (orientation: landscape) {
    #landscape-message {
        display: none;
    }

    #timetable {
        display: block;
    }
}

@media (max-height: 600px) {
    #headline {
        margin-top: 40px;
    }
}

@media (max-height: 400px) {
    #headline {
        margin-top: 20px;
    }
}

#timetable {
    width: 90%;
    margin: 0 auto;
}

#headline,
#subheadline {
    text-align: center;
    color: #444;
    margin-top: 40px;
}

#slider-container {
    width: 60%;
    margin: 20px auto;
    text-align: center;
    position: relative;
    height: 50px;
}

#slider-text {
    color: #444;
    font-size: 0.8em;
}

#slider {
    display: block;
    width: 100%;
    margin: 20px 0;
    appearance: none;
    background: #D3D3D3;
    outline: none;
    height: 30px;
    border-radius: 20px;
}

#slider::-webkit-slider-thumb {
    appearance: none;
    width: 30px;
    height: 30px;
    background: #0066CC;
    cursor: pointer;
    border-radius: 50%;
}

#slider-day {
    position: absolute;
    width: 100%;
    height: 50px;
    top: 0;
    left: 0;
    background: transparent;
    color: #000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: none;
    pointer-events: none;
    font-size: 1.2em;
    margin-top: -7px;
}

.day-table {
    width: 100%;
    border-collapse: collapse;
    display: none;
    margin-bottom: 20px;
    table-layout: fixed;
}

.day-table th,
.day-table td {
    border: 1px solid #FFFFFF;
    padding: 10px;
    text-align: center;
    background-color: #ADD8E6;
    height: 60px;
    word-break: break-word;
    width: 20%;
}

.day-table th {
    background-color: #ddd;
    color: #444;
    text-transform: uppercase;
}

.event-button {
    background: none;
    color: inherit;
    border: none;
    padding: 0;
    font: inherit;
    cursor: pointer;
    outline: inherit;
}

#overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    z-index: 999;
}

#overlay-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    text-align: center;
}

#overlay-content p {
    margin-bottom: 10px;
}

#overlay-content button {
    padding: 10px 20px;
    background-color: #0066CC;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

@media (max-width: 600px) {
    #slider-container {
        width: 90%;
    }

    .day-table,
    .day-table th,
    .day-table td {
        font-size: 0.8em;
    }

    .day-table td {
        height: auto;
    }
}