.education_container {
    max-width: 1378px;
    margin: 0 auto;
}
.products_content {
    display: flex;
    justify-content:space-between;
    flex-wrap: wrap;
}
.products_header {
    padding: 130px 0 57px 0;
    box-sizing: border-box;
}
.products_header > img {
    display: block;
    width: 605px;
    margin: 0 auto;
}
.products_content {
    position: relative;
    display: flex;
}
.products_content_left {
    position: relative;
}
.products_content_left::after {
    position: absolute;
    content:"";
    right:0;
    top:0;
    width: 1px;
    min-height: 500px;
    background: linear-gradient(90deg, rgba(13, 77, 161, 0.5) 0%, rgba(13, 77, 161, 0.5) 29.74%, rgba(13, 77, 161, 0.5) 49.82%, rgba(13, 77, 161, 0.4) 67.65%, rgba(13, 77, 161, 0.01) 100%);
}
.products_content_left > li {
    list-style: none;
    font-size: 16px;
    color: #000;
    margin-top:28px;
    width: 100px;
    text-align: center;
    cursor: pointer;
}
.products_content_left > li:hover {
    position: relative;
    color: rgba(13, 77, 161, 1);
}
.products_content_left > li:hover::after {
    position: absolute;
    bottom: -8px;
    left: 0;
    content: "";
    width: 100px;
    height: 1px;
    background: linear-gradient(90deg, rgba(13, 77, 161, 0.01) 0%, rgba(13, 77, 161, 0.4) 29.74%, rgba(13, 77, 161, 0.5) 49.82%, rgba(13, 77, 161, 0.4) 67.65%, rgba(13, 77, 161, 0.01) 100%);
}
.products_content_left > .products_active {
    position: relative;
    color: rgba(13, 77, 161, 1);
}
.products_active::after {
    position: absolute;
    bottom: -8px;
    left: 0;
    content: "";
    width: 100px;
    height: 1px;
    background: linear-gradient(90deg, rgba(13, 77, 161, 0.01) 0%, rgba(13, 77, 161, 0.4) 29.74%, rgba(13, 77, 161, 0.5) 49.82%, rgba(13, 77, 161, 0.4) 67.65%, rgba(13, 77, 161, 0.01) 100%);
}
.products_content_right {
    flex:1;
}
.products_content_right {
    display: flex;
    /* justify-content: space-around; */
    flex-wrap: wrap;
    text-align: center;
    padding-left: 45px;
    box-sizing: border-box;
    padding-bottom: 45px;
}
.products_content_right_item {
    width: 268px;
    height: 287px;
    padding:52px 0 21px;
    box-sizing: border-box;
    box-shadow: 0 0 10px 3px rgba(2, 65, 153, 0.1);
    margin:0 15px 70px;
}
.item_content_book_img {
    width: 134px;
    margin: 0 auto;
}
.item_content_book_img > img {
    width: 134px;
    height: 186px;
}
.item_content_book_name {
    padding: 0 10px;
    box-sizing: border-box;
    margin-top: 4px;
}
.search {
    position: absolute;
    top:-95px;
    left:2px;
}
.search > input {
    width: 136px;
    height: 30px;
    padding-left: 25px;
    box-sizing: border-box;
    border: 1px solid rgba(13, 77, 161, 1); 
}
.search > img {
    position: absolute;
    top:8px;
    left:7px;
    width: 15px;
    height: 15px;
}
.products_content_right_item:hover {
    position: relative;
    top:-5px;
    transition: all 0.5s ease 0;
    box-shadow: 0 0 15px 5px rgba(2, 65, 153, 0.1);
}