.section1 {
    text-align: center;
}

.section1 p {
    margin: 0;
}

.section2 .app-container {
    background: var(--chords-app-bg);
    padding: 2rem;
    border-radius: 16px;
}

.section2 h1 {
    display: none;
}

.section2 .chord-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.section2 .form-group {
    display: flex;
    flex-direction: column;
}

.section2 label {
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.section2 select,
.section2 input {
    padding: 0.5rem;
    border: none;
    border-radius: 8px;
    background: var(--chords-app-area);
    color: var(--content-color);
}

.section2 button {
    margin-top: 1rem;
    padding: 0.75rem;
    border: none;
    border-radius: 10px;
    background: var(--chords-app-button);
    color: var(--content-color);
    font-weight: 700;
    cursor: pointer;
    transition: background .1s ease;
}

.section2 button:hover {
    background: var(--chords-app-button-hover);
}

.section2 .chord-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-top: 2rem;
}

.section2 .chord-col {
    background: var(--chords-app-area);
    padding: 10px;
    border-radius: 10px;
    text-align: center;
    font-size: 1rem;
}

@media(max-width: 767px) {
    .section2 .chord-grid {
        grid-template-columns: repeat(1, 1fr);
    }
}