body {
    font-family: Helvetica, Arial, sans-serif;
    text-align: center;
    background-color: #f8f8f8;
    color: #333;
    margin: 0;
    padding: 20px;
}

h1 {
    margin-top: 20px;
    font-size: 2em;
}

p {
    max-width: 600px;
    margin: 10px auto;
    line-height: 1.6;
}

label, input, button {
    font-size: 1em;
}

/* Flexbox container for inputs */
.input-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 20px auto;
    width: 80%;  /* Adjusts the width of the container */
}

/* Flexbox items */
.input-group {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Make birthdatetime input larger */
.input-group.birthdatetime {
    flex-grow: 1; /* Takes up remaining space */
}

.input-group.birthdatetime input {
    width: 100%;  /* Fills the available space */
}

/* Fixed width for minAge and maxAge inputs */
.input-group.minAge input, .input-group.maxAge input {
    width: 50px;  /* Fixed width to fit 3 characters */
    text-align: center;
}

/* Spacing adjustments */
.input-group label {
    margin-right: 10px;
}

.input-group input {
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

table {
    border-collapse: collapse;
    width: 80%;
    margin: 20px auto;
    background-color: #fff;
}

th, td {
    border: 1px solid #ccc;
    text-align: center;
    padding: 10px;
}

th {
    background-color: #f2f2f2;
}

.underline {
    text-decoration: underline;
}

#chart-container {
    width: 80%;
    margin: 40px auto;
}

#frequency-container {
    margin: 40px auto;
}

#tables {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

#tables table {
    width: 30%;
    margin: 10px;
}

.clear {
    clear: both;
}

.info.legend {
    background-color: white;
    padding: 6px 8px;
    font: 14px/16px Arial, Helvetica, sans-serif;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
    border-radius: 5px;
}

.info.legend h4 {
    margin: 0 0 5px;
    font-size: 14px;
}

.info.legend i {
    width: 12px;
    height: 12px;
    display: inline-block;
    margin-right: 6px;
    opacity: 0.7;
    vertical-align: middle;
}