/* base64-utility.css */
.base64-encode,
.base64-decode {
    max-width: 600px;
    margin: 20px 0;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background-color: #f9f9f9;
}

.base64-encode textarea,
.base64-decode textarea {
    width: 100%;
    min-height: 100px;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 3px;
    font-family: monospace;
    box-sizing: border-box;
}

.base64-encode textarea:focus,
.base64-decode textarea:focus {
    border-color: #007cba;
    outline: none;
}

.base64-encode-btn,
.base64-decode-btn,
.base64-copy-btn {
    padding: 8px 15px;
    margin: 5px 5px 5px 0;
    background-color: #007cba;
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 14px;
}

.base64-encode-btn:hover,
.base64-decode-btn:hover,
.base64-copy-btn:hover {
    background-color: #005a87;
}

.base64-copy-btn {
    background-color: #4CAF50;
}

.base64-copy-btn:hover {
    background-color: #388E3C;
}

.base64-output {
    background-color: #fff;
}

.base64-encode .base64-output {
    border: 1px solid #007cba;
}

.base64-decode .base64-output {
    border: 1px solid #4CAF50;
}