body{
    background-color: #f4f7f6;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    max-width: 800px;
    line-height: 1.6;
    margin: 20px auto;
    padding: 20px;
}

h1 {
    color: blue;
    border-bottom: 2px solid black;
    padding-bottom: 10px;
}

label {
    display: block;
    margin-top: 15px;
    font-weight: bold;
}

input[type="checkbox"] + label {
    display: inline;
    font-weight: normal;
}

#urlInput {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    margin-top: 20px;
    padding: 10px 20px;
    background-color: Blue;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #d8bfd8;
}

button:active {
    transform: translateY(1px);
}

#testingDiv {
    display: none;
    margin-top: 20px;
    padding: 10px;
    background-color: #e0e0e0;
    border-radius: 4px;
}

#pingStatus {
    font-weight: bold;
    color: #27ae60;
}

#out {
    padding: 15px;
    background-color: #f0f0f0;
    border: 1px solid #ccc;
    border-radius: 4px;
    margin-top: 20px;
    color: #333;
    font-family: 'Courier New', Courier, monospace;
    overflow-x: auto;
    border-left: 5px solid thistle;
}

pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}