.container_about {
    width: 80%;
    margin: auto;
    overflow: hidden;
}

.content_about {
    padding: 20px;
    background: #fff;
    margin-top: 50px;
    margin-bottom: 50px;
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}
.content_about h2 {
    color: #333;
    text-align: center;
}
.content_about p {
    font-size: 18px;
}