.top-title{
    background: url(../images/technology-top.png) no-repeat 50% 50%;
    background-size: 100% 100%;
    height: 300px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.top-title h3{
    font-size: 32px;
    color: #ffffff;
    font-weight: 700;
    padding: 0 30px;
}
.top-title p{
    font-size: 18px;
    color: #ffffff;
    margin-top: 10px;
    padding: 0 30px;
    line-height: 1.4;
}
h4{
    font-size: 30px;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1250px;
    margin: 90px auto;
    padding: 0 30px;
}
.title-line{
    display: inline-block;
    height: 1px; width: 40%;
    background-color: #aaaaaa;
}
.title p{text-align: center; line-height: 1.5; padding: 0 30px;}
.item-wrap{
    margin-top: 100px;
}
.item{
    display: flex;
    max-width: 1250px;
    margin: 0 auto;
    align-items: center;
    padding: 0 30px;
}
.item.full-bg{
    background: url(../images/technology-img2.png) no-repeat 0 0;
    height: 420px;
    max-width: 100%;
    margin: 130px 0;
    background-attachment: fixed;
    background-size: cover;
}
.item .img{
    width: 42%;
    min-width: 380px;
}
.item .text-wrap{
    width: 68%;
}
.item.full-bg > div{
    width: 100%;
    max-width: 1250px;
    margin: 0 auto;
    color: #ffffff;
}
.item h5{
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
}
.item h5 span{
    display: inline-block;
    width: 5px; height: 20px;
    margin-right: 8px;
    background-color: var(--color-blue);
}
.item-txt{
    line-height: 1.8;
}
.item:nth-of-type(1) .img{
    margin-right: 40px;
}
.item:nth-of-type(3) .img{
    margin-left: 40px;
}
.item.full-bg h5{color: #ffffff;}
.item.full-bg h5 span{background-color: var(--color-green);}
.item.full-bg .item-txt{color: #ffffff;}
.certification-wrap{
    background-color: #f6f6f6;
    margin-top: 120px;
    padding: 95px 0;
}
.certification-wrap h5{
    font-size: 20px;
    color: var(--color-blue);
    margin: 100px 0 64px;
    font-weight: 600;
    text-align: center;
}
.certification{
    max-width: 1250px;
    margin: 0 auto;
    display: flex;
    padding: 0 30px;
    justify-content: space-between;
}
.certification li{
    width: 16%;
}
.certification li p{
    font-size: 12px;
    letter-spacing: -1px;
    margin-top: 10px;
    padding: 0;
}
.certification li:last-of-type{
    margin-right: 0;
}
.declaration{
    display: flex;
    max-width: 1250px;
    margin: 0 auto;
    padding: 0 30px;
    justify-content: space-between;
}
.declaration li{
    width: 23%;
}
.declaration li:last-of-type{margin-right: 0;}

@media screen and (max-width: 965px) {
    .item-txt br{display: none;}
    .item-txt.item.full-bg br{display: block;}
    .certification-wrap h4{margin: 40px auto;}
    .certification-wrap h5{margin: 60px 0;}

    .certification{flex-wrap: wrap;}
    .certification li{width: 30%; margin-bottom: 15px;}
}
@media screen and (max-width: 768px) {
    h4{margin: 40px auto; font-size: 26px; min-width: 150px;}
    .top-title{height: 260px;}
    .item h5{font-size: 20px; margin-bottom: 25px;}
    .item:nth-of-type(1){flex-direction: column;}
    .item:nth-of-type(3){flex-direction: column-reverse;}
    .item:nth-of-type(1) .text-wrap,
    .item:nth-of-type(3) .text-wrap{
        width: 100%; margin-top: 20px;
    }
    .item:nth-of-type(1) .img{margin-right: 0;}
    .item:nth-of-type(3) .img{margin-left: 0;}
    .item.full-bg{margin: 80px 0;}
    .certification-wrap{padding: 65px 0; margin-top: 80px;}
}
@media screen and (max-width: 560px) {
    h4{font-size: 20px;}
    .certification-wrap{padding: 35px 0; margin-top: 40px;}
    .certification-wrap h5{font-size: 16px; margin: 35px 0;}
    .declaration{flex-wrap: wrap;}
    .declaration li{width: 47%; margin-bottom: 15px;}

    .title p br{display: none;}
}
@media screen and (max-width: 500px) {
    .top-title{height: 200px;}
    .top-title h3{font-size: 28px;}
    .top-title p{font-size: 16px;}
    .certification-wrap h4{margin: 20px auto;}
    .title-line{width: 30%;}
    .item-wrap{margin-top: 40px;}
    .item .img{min-width: 100%;}
}