Digital-Electronics-Learning-Hub/number-system.css at main · CodeMasterCSE/Digital-Electronics-Learning-Hub · GitHub

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body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
}

.card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e0e0e0;
}

.card-title {
    margin: 0;
    font-size: 1.5rem;
    color: #333;
}

.card-description {
    margin: 0.5rem 0 0;
    color: #666;
    font-size: 0.875rem;
}

.card-content {
    padding: 1.5rem;
}

.input-group, .select-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-size: 0.875rem;
}

input, select {
    width: 95%;
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

.select-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

button {
    width: 100%;
    padding: 0.75rem;
    background-color: #000;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-bottom: 1rem;
}

#result {
    background-color: #f0f0f0;
}

.error {
    color: #ff0000;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}