.w {
    width: 60%;
    min-width: 1200px;
    margin: 0 auto;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.container {
    width: 100%;
    min-height: 68vh;
}

.detailbox {
    width: 100%;
    height: 100%;
    margin: 20px 0;
    box-sizing: border-box;
    padding: 30px;
}

.detailbox h2 {
    width: 100%;
    text-align: center;
    margin-bottom: 30px;
}

.detailbox p {
    font-size: 15px;
    line-height: 40px;
    margin-bottom: 30px;
}

.detailbox img {
    margin: 0 auto;
}