ul, li {
    padding: 0;
    margin: 0;
    list-style: none;
}

.list_ul li {
    border-bottom: 1px solid #626262;
    padding-top: 50px;
    padding-bottom: 32px;
    text-align: center;
}

.list_text {
    font-size: 24px;
    text-align: center;
    color: #666666;
    height: 70px;
    line-height: 29px;
    display: flex;
    align-items: center;
    justify-content: space-around;
    flex-direction: column;
}

.imgtu {
    padding: 23px 0;
}

@media only screen and (min-width: 75em) {
    .imgtu {
        padding: 57px 0;
    }
}