* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background-color: #111;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.container {
    display: flex;
    width: 90%;
    max-width: 1200px;
    gap: 20px;
}

.left-panel, .right-panel {
    flex: 1;
    background: #222;
    padding: 20px;
    border-radius: 10px;
}

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.tab {
    flex: 1;
    background: #333;
    padding: 10px;
    border-radius: 5px;
    border: none;
    color: white;
    cursor: pointer;
}

.tab.active {
    background: #0f0;
}

.balance {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.input-group {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.input-group input {
    width: 70%;
    padding: 5px;
    background: #333;
    border: none;
    color: white;
}

.currency {
    background: #444;
    padding: 5px;
    border-radius: 5px;
}

.buy-btn {
    width: 100%;
    padding: 10px;
    background: #0f0;
    border: none;
    cursor: pointer;
    margin-top: 10px;
}

.order-book {
    max-height: 300px;
    overflow-y: auto;
}

.order-book h3 {
    margin-bottom: 10px;
}

.crypto-widget {
    position: absolute;
    bottom: 20px;
    left: 20px;
    width: 300px;
    height: 150px;
}