body {
    font-family: Arial, sans-serif;
    margin: 20px;
    background: #f7f7f7;
}
.container {
    max-width: 1200px;
    margin: auto;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0,0,0,0.1);
}
h1 {
    text-align: center;
}
.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}
.controls label {
    margin-right: 10px;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}
table, th, td {
    border: 1px solid #ddd;
}
th, td {
    padding: 8px;
    text-align: center;
}
th {
    background-color: #4CAF50;
    color: white;
}

/* Progress bar */
#progressContainer {
    width: 100%;
    background: #ddd;
    border-radius: 5px;
    margin: 10px 0;
}
#progressFill {
    width: 0%;
    height: 20px;
    background: #4CAF50;
    border-radius: 5px;
    transition: width 0.3s ease;
}

/* Buy/Sell row coloring */
tr.buy {
    background-color: #e6ffed;
}
tr.sell {
    background-color: #ffe6e6;
}

/* Blinking effect for Signal */
@keyframes blink {
    0% {opacity: 1;}
    50% {opacity: 0;}
    100% {opacity: 1;}
}
.signal-blink {
    animation: blink 1s infinite;
    font-weight: bold;
}

/* Countdown timer styling */
#countdownTimer {
    font-weight: bold;
    margin-top: 5px;
    font-size: 16px;
    color: #333;
}
/* Summary chart styling */
#summaryChart {
    max-width: 500px;
    max-height: 400px;
    margin: 20px auto;
    display: block;
}