.banner {
    background-image: url(./../img/solution/banner.jpg);
}

.bottom {
    display: flex;
    flex-direction: column;
}

.main img {
    align-self: center;
    width: 70%;
}

.introduction {
    padding: 100px 0;
}

.architecture {
    padding: 100px 0;
    width: 100%;
    background-color: #f0f4f5;
    background-image: url(../img/solution/bg1.jpg);
    background-position: center bottom;
    background-repeat: no-repeat;
}


.characteristic .item_wrap {
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding-top: 40px;
    margin-bottom: 40px;
    border-top: 1px solid #eee;
}


.characteristic img {
    width: 50%;
}

.characteristic .item_right {
    padding-top: 40px;
    width: 50%;
}

.characteristic .item_wrap .item_right .item_title {
    font-size: 36px;
}

.characteristic .item_wrap .item_right p {
    font-size: 16px;
    line-height: 34px;
    margin-top: 30px;
}

.main {
    display: flex;
    flex-direction: column;
}

.main>p {
    align-self: center;
    width: 70% !important;
}

.footer {
    margin-top: 0;
}