body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

main {
    padding: 20px;
}

section {
    margin-bottom: 20px;
    padding: 10px; /* Reduced padding */
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h2 {
    margin-top: 0;
}

label {
    display: block;
    margin-bottom: 5px;
}

input[type="number"],
input[type="text"],
select {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #555;
}

#chord-block-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.chord-block {
    padding: 20px; /* Increased padding */
    background-color: #e0e0e0;
    border: 1px solid #ccc;
    border-radius: 5px;
    text-align: center;
    cursor: pointer;
    font-size: 1.2em; /* Increased font size */
}

.chord-block:hover {
    background-color: #d0d0d0;
}

#chord-block-creation {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

#chord-block-creation label,
#chord-block-creation select,
#chord-block-creation button {
    width: auto;
    margin: 0;
}

#chord-block-creation select {
    flex: 1;
}

#chord-block-creation button {
    align-self: flex-end;
}