body {
    font-family: Arial, sans-serif;
    margin: 20px;
}

textarea {
    width: 100%;
    min-height: 100px;
    resize: vertical;
}

.checkbox-label {
    display: block;
    margin-top: 5px;
}

.section {
    margin-bottom: 30px;
}

.results {
    border: 1px solid #ccc;
    padding: 10px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

th, td {
    border: 1px solid #ccc;
    padding: 8px;
    text-align: left;
}

tr:hover {
    background-color: #f1f1f1;
    cursor: pointer;
}

.highlighted-row {
    background-color: #ffffcc !important;
}

#inputTextArea.highlighted {
    background-color: #ffffcc;
}

button {
    margin-top: 10px;
}

/* Styles for the collapsible info section */
#infoSection {
    margin-bottom: 20px;
}

#infoSection summary h2 {
    display: inline;
}

#regexInfo {
    padding: 10px;
    border: 1px solid #ccc;
}

.regex-feature {
    margin-top: 15px;
}

/* Highlighted features */
.highlighted-feature {
    background-color: yellow;
}

h3 {
    margin-top: 20px;
}

#regexSection {
    margin-bottom: 30px;
}

#regexSection summary h2 {
    display: inline;
}

.section-content {
    padding: 10px 0;
}