.left-menu a {
    background-color: #5cb85c;
    color: white;
    padding: 12px 15px;
    display: block;
    border-bottom: 1px solid #eee;
    text-decoration: none;
}

.left-menu a:hover {
    background-color: #4cae4c;
    color: #fff;
}

.banner img {
    width: 100%;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.why-box {
    background-color: #90ee90;
    padding: 20px 10px;
    text-align: center;
    font-weight: bold;
    font-size: 16px;
    border-right: 1px solid #fff;
}