/* ボタン配色のカスタマイズ */
.btn-watch {
    background: #007bff !important;
    color: #ffffff !important;
    border-color: #0062cc !important;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.4) !important;
}

.btn-watch:hover {
    background: #0062cc !important;
    color: #ffffff !important;
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.5) !important;
}