.app-container {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f4f4f4;
}

.app-container .device-section {
    margin: 20px 0;
    padding: 20px;
    background-color: white;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    min-height: 300px;
}

.app-container #device-list {
    margin-top: 10px;
}

.app-container .device {
    display: flex;
    justify-content: space-between;
    margin: 10px 0;
    padding: 10px;
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.app-container .device span {
    text-align: left;
    flex: 1;
}

.app-container .button-container {
    display: flex;
    align-items: center;
}

.app-container .custom-button {
    margin: 0 5px;
    padding: 5px 10px;
    cursor: pointer;
    border: none;
    border-radius: 3px;
}

.app-container .custom-button:hover {
    opacity: 0.9;
}

.app-container #total {
    font-weight: bold;
    margin-top: 20px;
    text-align: left;
    flex: 1;
}

.app-container #resetButton {
    background-color: #a00;
    color: white;
}

.app-container .button-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

.app-container .print-button {
    display: flex;
    align-items: center;
    cursor: pointer;
    background-color: #24A88E;
    color: white;
    padding: 5px 10px;
}

.app-container .print-button:hover {
    background-color: #1e7d6f;
}

@media (max-width: 600px) {
    .app-container .device {
        flex-direction: column;
        align-items: flex-start;
    }
}