body.ocean {
    background: linear-gradient(120deg, #1e3c72 0%, #2a5298 100%);
    color: #e0f7fa;
    font-family: 'Segoe UI', Arial, sans-serif;
}

body.ocean .panel,
body.ocean .w3-table-all,
body.ocean .w3-bordered,
body.ocean .w3-bar,
body.ocean .w3-button,
body.ocean .button,
body.ocean .item-button {
    background-color: #1976d2 !important;
    color: #e0f7fa !important;
    border-color: #4fc3f7 !important;
    box-shadow: 0 2px 8px #1976d244;
}

body.ocean .w3-button:hover,
body.ocean .button:hover,
body.ocean .item-button:hover {
    background-color: #0288d1 !important;
    color: #fff !important;
}

body.ocean .w3-bordered tr, 
body.ocean .w3-table-all tr {
    border-bottom: 1px solid #4fc3f7;
}