p {
    font-size: 18px;
}

span {
    font-size: 16px;
}

body {
    background-color: #f5f5f5;
}

.solution_content {
    width: 1100px;
    margin: 60px auto 80px;
    display: flex;
}

.solution_left {
    width: 200px;
    margin-right: 80px;
    text-align: center;
}

.left_top {
    padding: 30px 0;
    background-color: #0085cd;
}

.left_top p {
    color: #fff;
}

.solution_left ul li a {
    background-color: #0085cd;
    display: block;
    color: #fff;
    width: 100%;
    height: 60px;
    line-height: 60px;
    cursor: pointer;
}

.solution_left ul a:hover {
    background-color: #006aa4;
}

.solution_left .img_box {
    margin-top: 20px;
}

.img_box img {
    width: 100%;
}

.solution_right {
    width: 820px;
}

.solution_right h2 {
    font-size: 24px;
    letter-spacing: 2.4px;
    font-weight: 400;
    color: #000;
    margin-bottom: 40px;
}

.solution_right p {
    font-size: 14px;
}

.solution_right .img_box {
    margin-top: 40px;
}
.a_fn {
    margin-top: 40px;
}
.features{
    margin-top: 60px;
}