body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f4f4f4;
    font-family: Arial, sans-serif;
}

.container {
    text-align: center;
    padding: 20px;
    background-color: white;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.upload-section {
    margin-bottom: 20px;
}

.upload-section input[type="file"] {
    margin: 10px;
}

.result-section {
    margin-top: 20px;
    white-space: pre-wrap;
    text-align: left;
}
.result-section-text{
    margin-top: 20px;
    white-space: pre-wrap;
    text-align: left;
}

.diff-added {
    background-color: #d4ffd4;
}

.diff-removed {
    background-color: #ffd4d4;
}

.container-flex{
    display: flex;
    flex-direction: column;
}
.container-flex h1{
    text-align: center;
}