* {
    box-sizing: border-box;
    font-family: "Times New Roman", serif;
}

body {
    background: #ffffff;
    margin: 0;
    padding: 0;
}

.container {
    width: 80%;
    max-width: 900px;
    margin: 40px auto;
}

.title {
    text-align: center;
    font-size: 24px;
    margin-bottom: 30px;
    font-weight: bold;
}

.lab-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.lab-item {
    display: block;
    text-align: center;
    padding: 14px;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-decoration: none;
    color: #000;
    background-color: #f9f9f9;
    transition: all 0.2s ease;
}

.lab-item:hover {
    background-color: #eaeaea;
    border-color: #ccc;
}