.toolbar {
    display: flex;
    margin: 10px;
    flex-wrap: wrap;
    position: relative;
    z-index: 100;
}

button {
    padding: 4px 12px;
    background-color: #374151;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
    margin-right: 10px;
    margin-bottom: 5px;
}

button:last-child {
    margin-right: 0;
}

button:hover {
    background-color: #4B5563;
}

button.active {
    background-color: #4a90e2;
}

#btn-two-buy, #btn-three-buy {
    background-color: #1a365d;
}

#btn-two-sell, #btn-three-sell {
    background-color: #1a365d;
}

#btn-top-bottom {
    background-color: #1a365d;
}

#btn-macd {
    background-color: #1a365d;
}

#btn-rectangle {
    background-color: #1a365d;
}

.kline-btn-active {
    background-color: #4a90e2 !important;
    color: #ffffff !important;
}

.indicator-btn.kline-btn-active {
    background-color: #4a90e2 !important;
    color: #ffffff !important;
}

#btn-draw-tools {
    background-color: #1a365d;
}

.draw-tools-window {
    position: fixed;
    background-color: rgba(31, 41, 55, 0.85);
    border: 1px solid #4B5563;
    border-radius: 6px;
    z-index: 1500;
    min-width: 120px;
    width: 150px;
    user-select: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.draw-tools-header {
    padding: 8px 12px;
    background-color: rgba(55, 65, 81, 0.9);
    border-bottom: 1px solid #4B5563;
    cursor: move;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
}

.draw-tools-title {
    color: #ffffff;
    font-size: 14px;
    font-weight: bold;
}

.draw-tools-close {
    background: none;
    border: none;
    color: #9ca3af;
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    line-height: 24px;
    margin: 0;
    margin-right: -4px;
}

.draw-tools-close:hover {
    color: #ffffff;
    background-color: rgba(239, 68, 68, 0.3);
}

.draw-tools-quick-buttons {
    padding: 8px 8px 4px 8px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    border-bottom: 1px solid rgba(75, 85, 99, 0.5);
}

.draw-tool-quick-btn {
    flex: 1;
    padding: 6px 4px;
    background-color: rgba(26, 54, 93, 0.9);
    color: #ffffff;
    border: 1px solid rgba(75, 85, 99, 0.7);
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    text-align: center;
    transition: all 0.2s;
    margin: 0;
}

.draw-tool-quick-btn:hover {
    background-color: rgba(30, 64, 175, 0.95);
    border-color: rgba(107, 114, 128, 0.9);
}

.draw-tool-quick-btn.active {
    background-color: #4a90e2;
    border-color: #3b82f6;
}

.draw-tools-content {
    padding: 8px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

.draw-tool-btn {
    padding: 6px 6px;
    background-color: rgba(55, 65, 81, 0.8);
    color: #d1d5db;
    border: 1px solid #4B5563;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    text-align: center;
    transition: all 0.2s;
    margin: 0;
}

.draw-tool-btn:hover {
    background-color: rgba(75, 85, 99, 0.9);
    color: #ffffff;
    border-color: #6B7280;
}

.draw-tool-btn.active {
    background-color: #4a90e2;
    color: #ffffff;
    border-color: #3b82f6;
}