/* 生物基专题页样式 */

@media (min-width: 991px) {
    body {
        padding-top: 0;
    }
}

.biobase_wh {
    max-width: 1520px;
    width: 96%;
    display: block;
    margin: 0 auto;
}

@media (max-width: 1200px) {
    .biobase_wh {
        width: 100%;
        padding: 0 15px;
    }
}

@media (max-width: 640px) {
    .biobase_wh {
        padding: 0 12px;
    }
}

/* banner */
.biobase_banner_wz {
    position: absolute;
    left: 0;
    bottom: 52%;    
    width: 100%;
}

.biobase_banner_wz .biobase_wh {

}

.biobase_banner_wz .biobase_wh .tits {
    text-align: center;
}

.biobase_banner_wz .biobase_wh .tits h2 {
	font-size: 44px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 1.5;
	letter-spacing: 0px;
	color: #ffffff;
}



@media (max-width: 1580px) {
    .biobase_banner_wz {
        bottom: 48%;
    }
    .biobase_banner_wz .biobase_wh .tits h2 {
        font-size: 2.78vw;
    }
}

@media (max-width: 1200px) {
    .biobase_banner_wz {
        bottom: 44%;
    }
    .biobase_banner_wz .biobase_wh .tits h2 {
        font-size: 32px;
    }
}

@media (max-width: 990px) {
    .biobase_banner_wz {
        bottom: 50%;
        transform: translateY(50%);
    }
    .biobase_banner_wz .biobase_wh .tits h2 {
        font-size: 30px;
    }
}

@media (max-width: 768px) {}

@media (max-width: 640px) {
    .biobase_banner_wz .biobase_wh .tits h2 {
        font-size: 24px;
    }
}


/* 生物基介绍 */
.page_biobase_introduce {
    padding: 80px 0 120px;
}

.page_biobase_introduce .biobase_wh {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.biobase_introduce_left {
    width: 57.4%;
}
.biobase_introduce_left h3 {
	font-size: 44px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 1.5;
	letter-spacing: 0px;
	color: #333333;
    font-family: Arial, Helvetica, sans-serif;
}
.biobase_introduce_text {
    font-size: 22px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 2;
	letter-spacing: 0px;
	color: #333333;
    margin-top: 2.36em;
}

.biobase_introduce_right {
    width: 40%;
    max-width: 554px;
}
.biobase_introduce_uls {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
} 
.biobase_introduce_uls li {
    width: 22.7%;
} 
.biobase_introduce_uls li a {
    display: block;
    padding: 54px 0;
    position: relative;
} 
.biobase_introduce_uls li .text {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    overflow : hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;	
    font-size: 16px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 1.25;
	letter-spacing: 0px;
	color: #666666;
    text-align: center;
}
.biobase_introduce_uls li:nth-child(2n) .text {
    top: auto;
    bottom: 0;
}
.biobase_introduce_uls li .bfb {
    padding: 18px 0;
    position: relative;
}
.biobase_introduce_uls li .bfb::before,
.biobase_introduce_uls li .bfb::after {
    content: "";
    display: block;
    position: absolute;
    left: calc(50% - 9px);
    border-left: 9px solid transparent;
    border-right: 9px solid transparent;
}
.biobase_introduce_uls li .bfb::before {
    top: 0;
    border-bottom: 14px solid #f0f2f0;
}
.biobase_introduce_uls li .bfb::after {
    bottom: 0;
    border-top: 14px solid #d7ebd8;
    display: none;
}
.biobase_introduce_uls li:nth-child(2n) .bfb::before {
    display: none;
}
.biobase_introduce_uls li:nth-child(2n) .bfb::after {
    display: block;
}
.biobase_introduce_uls li .round {
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    background-color: rgba(179, 191, 180, 0.2);
    padding: 7.8%;
}
.biobase_introduce_uls li:nth-child(2n) .round {
    background-color: rgba(54, 157, 60, 0.2);
}
.biobase_introduce_uls li .round .num {
	background-color: #b3bfb4;
    display: block;
    font-family: Arial;
	font-size: 30px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 3.5;
    width: 3.5em;
    height: 3.5em;
    text-align: center;
	letter-spacing: 0px;
	color: #ffffff;
    border-radius: 50%;
}
.biobase_introduce_uls li:nth-child(2n) .round .num {
	background-color: #369d3c;
}


@media (max-width: 1580px) {
    .page_biobase_introduce {
        padding: 5% 0 7%;
    }
    .biobase_introduce_left h3 {
        font-size: 2.8vw;
    }
    .biobase_introduce_text {
        font-size: 20px;
        margin-top: 2em;
    }
    .biobase_introduce_right {
        max-width: 512px;
    }
    .biobase_introduce_uls li .text {
        font-size: 15px;
    }
    .biobase_introduce_uls li .round .num {
        font-size: 28px;
    }
}

@media (max-width: 1200px) {
    .page_biobase_introduce .biobase_wh {
        flex-flow: column;
        align-items: flex-start;
    }
    .biobase_introduce_left {
        width: 100%;
    }
    .biobase_introduce_left h3 {
        font-size: 32px;
    }
    .biobase_introduce_text {
        font-size: 18px;
        margin-top: 1.5em;
    }
    .biobase_introduce_right {
        margin-top: 30px;
        max-width: 100%;
        width: 100%;
    }
    .biobase_introduce_uls {
        justify-content: space-around;
    }
    .biobase_introduce_uls li {
        width: 116px;
    }
    .biobase_introduce_uls li a {
        padding: 0;
    }
    .biobase_introduce_uls li .text,
    .biobase_introduce_uls li:nth-child(2n) .text {
        top:0;
        left:0;
        position: relative;
        margin-top: 24px;
    }
    .biobase_introduce_uls li .bfb {
        padding-top: 0;
    }
    .biobase_introduce_uls li .bfb::before {
        transform: rotate(180deg);
        top: auto;
        bottom: 0;
    }
}

@media (max-width: 990px) {
    
    .biobase_introduce_left h3 {
        font-size: 28px;
    }
    .biobase_introduce_text {
        font-size: 16px;
        margin-top: 1em;
    }
}

@media (max-width: 768px) {}

@media (max-width: 640px) {
    .page_biobase_introduce {
        padding: 30px 0 36px;
    }
    .biobase_introduce_left h3 {
        font-size: 24px;
    }
    .biobase_introduce_text {
        font-size: 14px;
        margin-top: 5px;
    }
    .biobase_introduce_right {
        margin-top: 24px;
    }
    .biobase_introduce_uls {
        flex-wrap: wrap;
        justify-content: space-between;
    }
    .biobase_introduce_uls li {
        margin: 0 5%;
        width: 118px;
    }
    .biobase_introduce_uls li:nth-child(n+3) {
        margin-top: 24px;
    }
    .biobase_introduce_uls li .round .num {
        font-size: 24px;
        width: 4em;
        line-height: 4;
        height: 4em;
    }
    .biobase_introduce_uls li .text, 
    .biobase_introduce_uls li:nth-child(2n) .text {
        margin-top: 16px;
    }
    
}



/* 相同标题 */
.biobase_titles {
    text-align: center;
}
.biobase_titles h3 {
	font-size: 44px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 1.5;
	letter-spacing: 0px;
	color: #333333;
}
.biobase_titles h4 {
	font-size: 24px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 1.5;
	letter-spacing: 0px;
	color: #666666;
    margin-top: 0.15em;
    font-family: Arial, Helvetica, sans-serif;
}

.biobase_titles.white {

}
.biobase_titles.white h3 {
    color: #ffffff;
}
.biobase_titles.white h4 {
    color: #ffffff;
}


@media (max-width: 1580px) {
    .biobase_titles h3 {
        font-size: 2.78vw;
    }
    .biobase_titles h4 {
        font-size: 22px;
    }
}

@media (max-width: 1200px) {
    .biobase_titles h3 {
        font-size: 32px;
    }
    .biobase_titles h4 {
        font-size: 20px;
    }
}

@media (max-width: 990px) {
    .biobase_titles h3 {
        font-size: 28px;
    }
    .biobase_titles h4 {
        font-size: 17px;
    }
}

@media (max-width: 768px) {}

@media (max-width: 640px) {
    .biobase_titles h3 {
        font-size: 24px;
    }
    .biobase_titles h4 {
        font-size: 14px;
    }
}


/* 绿色密码 */
.page_biobase_green {
    padding: 77px 0 100px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    overflow: hidden;
}

.biobase_green_uls {
    margin-top: 5%;
    position: relative;
    z-index: 20;
}
.biobase_green_uls::before {
    content: "";
    background-image: url("../images/biobase_wave1.png");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    width: 100vw;
    height: 56px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 66px;
    z-index: -1;
}
.biobase_green_uls ul {
    justify-content: space-between;
    position: relative;
    z-index: 20;
}
.biobase_green_uls li {
    max-width: 176px;
    width: 15%;
}
.biobase_green_uls li a {
    display: block;
    text-align: center;
}
.biobase_green_uls li .imgs {
    width: 169px;
    height: 169px;
	background-color: #ffffff;
	box-shadow: 0px 30px 30px 0px rgba(21, 42, 0, 0.2);
	border: solid 5px #d9f6d8;
    border-radius: 50%;
    overflow: hidden;
    display: block;
    margin: 0 auto;
}
.biobase_green_uls li .imgs img {
    width: 100%;
    height: 100%;
    display: block;
}
.biobase_green_uls li .text {
    margin-top: 21%;
}
.biobase_green_uls li .text h4 {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 24px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 1.5;
	letter-spacing: 0px;
	color: #ffffff;
}
.biobase_green_uls li .text .sums {
    overflow : hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    font-size: 16px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 1.6;
	letter-spacing: 0px;
	color: #ffffff;
    margin-top: 0.5em;
}

@media (min-width: 1920px) {
    .biobase_green_uls::before {
        height: 2.92vw;
    }
}

@media (max-width: 1580px) {
    .page_biobase_green {
        padding: 4.5% 0 6%;
    }
    .biobase_green_uls li .imgs {
        width: 150px;
        height: 150px;
        border-width: 4px;
    }
    .biobase_green_uls li .text {
        margin-top: 18%;
    }
    .biobase_green_uls li .text h4 {
        font-size: 22px; 
    }
    .biobase_green_uls li .text .sums {
        font-size: 15px;
    }
}

@media (max-width: 1200px) {
    .page_biobase_green {
        padding: 50px 0;
    }
    .biobase_green_uls li .imgs {
        width: 120px;
        height: 120px;
        border-width: 3px;
    }
    .biobase_green_uls li .text h4 {
        font-size: 20px; 
    }
    .biobase_green_uls li .text .sums {
        font-size: 14px;
    }
}

@media (max-width: 990px) {
    .biobase_green_uls {
        margin-top: 36px;
    }
    .biobase_green_uls ul {
        flex-wrap: wrap;
    }
    .biobase_green_uls::before {
        display: none;
    }
    .biobase_green_uls li {
        margin: 0 5%;
        max-width: 100%;
        width: 22%;
    }
    .biobase_green_uls li:nth-child(n+4) {
        margin-top: 4%;
    }
    .biobase_green_uls li .text h4 {
        font-size: 18px;
    }
}

@media (max-width: 768px) {}

@media (max-width: 640px) {
    .page_biobase_green {
        padding: 45px 0 32px;
    }
    .biobase_green_uls {
        margin-top: 30px;
    }
    .biobase_green_uls li {
        margin: 0;
        width: 48%;
    }
    .biobase_green_uls li:nth-child(n+3) {
        margin-top: 24px;
    }
    .biobase_green_uls li .text {
        margin-top: 20px;
    }
}



/* 产品特性 */
.page_biobase_characteristic {
	background-color: #f7faff;
    padding: 70px 0 110px;
}
.biobase_characteristic_uls {
    margin-top: 4%;
}
.biobase_characteristic_uls ul {
    justify-content: space-between;
    align-items: unset;
}
.biobase_characteristic_uls li {
    width: 16%;
}
.biobase_characteristic_uls li a {
    display: block;
	background-color: #ffffff;
	border: solid 1px rgba(179, 191, 180, 0.2);
    padding: 34% 8% 15.5%;
    position: relative;
    height: 100%;
    text-align: center;
}
.biobase_characteristic_uls li:hover a {
    border-color: rgba(54, 157, 60, 0.4);
}
.biobase_characteristic_uls li .numb {
    position: absolute;
    top: 0;
    left: 0;
    font-family: Barlow;
	font-size: 24px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 2.2;
	letter-spacing: 0px;
	color: #ffffff;
    width: 2.2em;
    height: 2.2em;
    display: block;
    text-align: center;
    overflow: hidden;
}
.biobase_characteristic_uls li .numb::before {
    content: "";	
    display: block;
    width: 150%;
    height: 150%;
	background-color: #b3bfb4;
    position: absolute;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    z-index: 1;
}
.biobase_characteristic_uls li:hover .numb::before {
    background-color: #369d3c;
}
.biobase_characteristic_uls li .numb span {
    position: relative;
    z-index: 20;
}
.biobase_characteristic_uls li h3 {
    display: block;
    font-size: 24px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 1.5;
	letter-spacing: 0px;
	color: #333333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.biobase_characteristic_uls li .text {
	font-size: 16px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 1.75;
	letter-spacing: 0px;
	color: #666666;
    margin-top: 1.6em;
    height: 10.5em;
    overflow : hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 6;
    -webkit-box-orient: vertical;
    padding: 0 1em;
    margin-bottom: 20px;
}
.biobase_characteristic_uls li .inset {
    display: block;
	width: 20px;
	height: 20px;
	background-color: #f7faff;
	box-shadow: inset 0px 4px 4px 0px rgba(54, 157, 60, 0.16);
    border-radius: 50%;
    position: absolute;
    bottom: 8%;
    left: 50%;
    transform: translateX(-50%);
}

@media (max-width: 1580px) {
    .page_biobase_characteristic {
        padding: 4.4% 0 6%;
    }
    .biobase_characteristic_uls li h3 {
        font-size: 22px;
    }
    .biobase_characteristic_uls li .numb {
        font-size: 22px;
    }
}

@media (max-width: 1440px) {
    .biobase_characteristic_uls li a {
        padding: 28% 8% 15.5%;
    }
    .biobase_characteristic_uls li h3 {
        font-size: 18px;
    }
    .biobase_characteristic_uls li .numb {
        font-size: 18px;
    }
    .biobase_characteristic_uls li .text {
        font-size: 15px;
        height: auto;
        padding: 0 0.5em;
        margin-top: 1em;
    }
    .biobase_characteristic_uls li .inset {
        width: 18px;
        height: 18px;
    }
}
@media (max-width: 1200px) {
    .biobase_characteristic_uls ul {
        flex-wrap: wrap;
    }
    .biobase_characteristic_uls li {
        width: 31%;
    }
    .biobase_characteristic_uls li:nth-child(n+4) {
        margin-top: 3%;
    }
    .biobase_characteristic_uls li a {
        padding: 40px 8% 30px;
    }
    .biobase_characteristic_uls li .text {
        margin-top: 0.8em;
    }
}

@media (max-width: 990px) {
    .page_biobase_characteristic {
        padding: 40px 0;
    }
    .biobase_characteristic_uls li .text {
        margin-top: 0.5em;
    }
    .biobase_characteristic_uls li .inset {
        width: 15px;
        height: 15px;
    }
}

@media (max-width: 768px) {
    .biobase_characteristic_uls {
        margin-top: 32px;
    }
}

@media (max-width: 640px) {
    .page_biobase_characteristic {
        padding: 40px 0 30px;
    }
    
    .biobase_characteristic_uls {
        margin-top: 24px;
    }
    .biobase_characteristic_uls li {
        width: 48%;
    }
    .biobase_characteristic_uls li a {
        padding: 42px 12px 20px;
    }
    .biobase_characteristic_uls li:nth-child(n+3) {
        margin-top: 4%;
    }
    .biobase_characteristic_uls li .text {
        font-size: 14px;
        margin-top: 8px;
    }
    .biobase_characteristic_uls li h3 {
        font-size: 17px;
    }
    .biobase_characteristic_uls li .inset {
        width: 10px;
        height: 10px;
    }
}



/* 产品应用 */
.page_biobase_application {
    padding: 82px 0;
}

.biobase_application_uls {
    margin-top: 3.75%;
}
.biobase_application_uls ul {
    flex-wrap: wrap;
}
.biobase_application_uls li {
    width: 23.6%;
    margin-right: calc(5.6% / 3);
}
.biobase_application_uls li:nth-child(4n) {
    margin-right: 0;
}
.biobase_application_uls li:nth-child(n+5) {
    margin-top: 2.4%;
}
.biobase_application_uls li a {
    display: block;
}
.biobase_application_uls li .imgs {
    padding-top: calc(340 / 360 * 100%);
}


@media (max-width: 1580px) {
    .page_biobase_application {
        padding: 5% 0;
    }
}

@media (max-width: 1200px) {
    .page_biobase_application {
        padding: 40px 0;
    }
}

@media (max-width: 990px) {
    
    .biobase_application_uls {
        margin-top: 36px;
    }
    .biobase_application_uls ul {
        justify-content: space-between;
    }
    .biobase_application_uls li {
        width: 48%;
        margin-right: 0;
    }
    .biobase_application_uls li:nth-child(n+3) {
        margin-top: 4%;
    }
}

@media (max-width: 768px) {}

@media (max-width: 640px) {
    .page_biobase_application {
        padding: 30px 0;
    }
    .biobase_application_uls {
        margin-top: 24px;
    }
}


/*  */



@media (max-width: 1580px) {}

@media (max-width: 1200px) {}

@media (max-width: 990px) {}

@media (max-width: 768px) {}

@media (max-width: 640px) {}