body {
    background-color: #0f172a;
    color: white;
    font-family: Arial, sans-serif;
    text-align: center;
}

h1 {
    margin: 20px 0;
}

.top-input {
    margin-bottom: 15px;
}

input {
    padding: 8px;
    width: 240px;
    border-radius: 5px;
    border: none;
}

.controls {
    margin-bottom: 15px;
}

button {
    padding: 8px 12px;
    margin: 4px;
    border: none;
    border-radius: 5px;
    background-color: #38bdf8;
    cursor: pointer;
}

button:hover {
    background-color: #0ea5e9;
}

#array-container {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 6px;
    height: 260px;
    border: 1px solid #334155;
    margin: auto;
    width: 90%;
    padding-bottom: 10px;
}

.bar-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.bar {
    width: 18px;
    background-color: #22c55e;
}

.value {
    font-size: 12px;
    margin-top: 4px;
}