body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    color: #333;
}

/* Top Navigation */
.top-nav {
    background-color: #1e293b;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.5rem;
}

.top-nav .logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.global-actions {
    display:flex;
    align-items: center;
    gap: 0.75rem;
}

.search-bar {
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
    border: none;
}

/* Layout container */
.container {
    display: flex;
    height: calc(100vh - 60px);
}

/* Side navigation */
.side-nav {
    width: 220px;
    background-color: #ffffff;
    border-right: 1px solid #555;
    padding: 1rem;
}

.side-nav .btn--nav {
    list-style: none;
}

.side-nav .btn--nav {
    margin: 0.5rem 0;
}

.side-nav .btn--nav {
    display: block;
    width: 100%;
    box-sizing: border-box;
    text-decoration: none;
    background-color: #999999;
    color: #000000;
    font-weight: bold;
    border: 1px solid #111111;
    border-radius: 4px;
    padding: 0.5rem 1.5rem;
}

.side-nav .btn--nav:hover {
    color: #3b82f6;
    background-color: #aaaaaa;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 2rem;
}

.content-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.card {
    background: white;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    text-align: center;
    font-weight: bold;
}

/* Device lists */
.DeviceList {
    display: grid;
    grid-template-columns: repeat(6, 16.66%);
    align-items: center;
    /*justify-content: space-between;*/
    padding: 10px;
    border-bottom: 1px solid #ccc;
    font-family: Arial, sans-serif;
}

.DeviceList:nth-child(even) {
    background: #f9f9f9;
}

.DeviceList span {
    flex: 1;
    text-align: center;
}

/* Firmware lists */
.FirmwareList {
    display: grid;
    grid-template-columns: 22% 22% 22% 22% 12%;
    /*justify-content: space-between;*/
    padding: 10px;
    border-bottom: 1px solid #ccc;
    font-family: Arial, sans-serif;
}

.FirmwareList:nth-child(even) {
    background: #f9f9f9;
}

.FirmwareList span {
    flex: 1;
    text-align: center;
}

.FirmwareList button {
    padding: 0.5rem 1rem;
    border: none;
    color: white;
    background-color: #0041c2;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
}

.FirmwareList button:hover {
    opacity: 0.9;
}
/* Buttons */
.btn {
    padding: 0.5rem 1rem;
    border: none;
    background-color: #3b82f6;
    color: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
}

.btn--danger {
    background-color: #ef4444;
}

.btn--passive {
    background-color: #0041c2;
}

.btn:hover {
    opacity: 0.9;
}