.sec40{
    position: relative;
    width: 100%;
    height: 50vh;
}
.sec40 img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.sec40 h4{
    position: absolute;
    font-size: 30px;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}

/* sec41 */
.sec41{
    margin: 0 auto 40px;
    max-width: 1000px;
    padding: 0 20px;
}
.sec41 > h5{
    text-align: left;
    font-size: 16px;
    font-weight: initial;
    margin-top: 30px;
}
.sec41 .content_wrapper{
    max-width: 1000px;
    margin: 0 auto;
    color: #000;
    padding: 50px 15px;
}
.sec41 .content_wrapper > h4{
    color: #fff;
    font-size: 40px;
    text-align: center;
    margin-bottom: 40px;
}
.sec41 .content_wrapper .flex{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.sec41 .content_wrapper .flex .step{
    width: 32%;
    color: #fff;
    background-color: #707070;
    border-radius: 20px;
    text-align: center;
}
.sec41 .content_wrapper .flex .step .top{
    background-color: darkcyan;
    border-radius: 20px 20px 0 0;
}
.sec41 .content_wrapper .flex .step .reader{
    background-color: #40973a;
}
.sec41 .content_wrapper .flex .step .top p{
    font-size: 20px;
}
.sec41 .content_wrapper .flex .step .top h5{
    font-size: 30px;
}
.sec41 .content_wrapper .flex .step .bottom{
    padding: 20px 20px;
    box-sizing: border-box;
}
.sec41 .content_wrapper .flex .step .bottom img{
    height: 150px;
    margin: 25px 0;
}
.sec41 .content_wrapper .flex .step .bottom p{
    font-size: 14px;
}

@media screen and (max-width: 797px){
    .sec41 .content_wrapper .flex .step {
        width: 49%;
        margin-bottom: 15px;
    }
}

@media screen and (max-width: 580px){
    .sec41 .content_wrapper > h4 {
        font-size: 29px;
    }
    .sec41 .content_wrapper .flex .step {
        width: 100%;
    }
}

@media screen and (max-width: 450px){
    .sec41 .content_wrapper .flex .step .top p {
        font-size: 15px;
    }
    .sec41 .content_wrapper .flex .step .top h5 {
        font-size: 25px;
    }
    .sec41 .content_wrapper .flex .step .bottom {
        padding: 15px 20px;
    }
    .sec41 .content_wrapper .flex .step .bottom img {
        margin: 20px 0;
    }
}