.partner-section, .oem-section, .fulfillment-section, .contact-section, .service-section, .sign-up-section,.desc-section {
    display: flex;
    align-items: center;
    width: 1260px;
    margin: 0 auto;
    margin-bottom: 80px;
}
.partner-section,.fulfillment-section{
    justify-content: space-between;
}
.m-img{
    display: none;
}

.partner-section {
    margin-top: 40px;
    background-color: #F5FCFF;
    padding: 28px;
    box-sizing: border-box;
    border-radius: 20px;
}

.partner-image, .oem-image, .fulfillment-image {
    width: 49%;
    margin-right: 20px;
}

.partner-details, .oem-details, .fulfillment-details {
    width: 47%;
}

.partner-image img, .oem-image img, .fulfillment-image img {
    width: 100%;
    height: auto;
}

.partner-section h2, .oem-section h2, .fulfillment-section h2 {
    position: relative;
    margin-top: 0;
    font-size: 30px;
    color: #333;
    font-weight: bold;
    margin-bottom: 40px;
}
.contact-section h2{
    font-size: 30px;
    color: #ffffff;
}
.partner-section h2::after, .oem-section h2::after, .fulfillment-section h2::after {
    content: "";
    position: absolute;
    bottom: -20px;
    left: 0;
    width: 55px;
    height: 2px;
    background: #11B6FE;
   
}
.ul-flex li{
    margin-bottom: 10px;
}
.contact-section h2 {
    color: #fff;
}
.sub-intro{
    font-size: 14px;
    color: #999999;
}
.contact-section .contact-content {
    width: 100%;
}

.partner-section .sub-title {
    font-size: 20px;
    margin-top: 15px;
}

.partner-details ul, .oem-details ul, .fulfillment-details ul {
    margin-top: 20px;
    font-weight: bold;
    font-size: 18px;
    color: #333;
}
.header-section {
    margin-bottom: 40px;
    text-align: center;
    color: #333;
}

.desc-section {
    display: block;
}

.desc-section h2 {
    font-size: 30px;
    color: #333;
    font-weight: bold;
}

.desc-section h2 > i {
    font-style: normal;
}

.desc-section p {
    margin-top: 10px;
}
.content-section {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.content-item {
    text-align: center;
    width: 24%;
}

.content-item img {
    width: 100%;
    height: auto;
    margin-bottom: 10px;
}

.content-item p {
    margin: 0;
}


.checkmark {
    display: inline-block;
    width: 20px;
    height: 20px;
    background-color: #4BD37B;
    margin-right: 10px;
    border-radius: 100%;
}

.checkmark::after {
    content: "";
    display: block;
    width: 4px;
    height: 10px;
    border: solid #fff;
    border-width: 0 3px 3px 0;
    transform: rotate(45deg);
    margin: 2px 0 0 6px;
}

.oem-section {
    flex-direction: row-reverse;
}

.fulfillment-section {
    background-color: #F5FCFF;
    padding: 20px;
    box-sizing: border-box;
    border-radius: 20px;
}

.contact-section {
    background: linear-gradient(0deg, #12B1A6, #5CD46A);
    color: white;
    text-align: center;
    padding: 40px 0;
    border-radius: 20px;
}

.contact-content p {
    margin: 20px 0 20px;
}

.contact-button {
    padding: 10px 60px;
    background-color: white;
    color: #00bfa5;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    margin: 0 auto;
}

.contact-button:hover {
    background-color: #e7e7e6;
}

.contact-button img {
    display: inline;
    margin-left: 10px;
}

.service-section {
    justify-content: center;
    padding: 20px 0;
}

.footer-icons {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
}

.icon-item {
    align-items: center;
    width: 20%;
    text-align: center;
}

.icon-item > * {
    display: block;
}

.icon-item img {
    margin: 0 auto;
}

.icon-item span {
    margin-top: 20px;
    color: #333;
}

@media screen and (max-width: 1300px) {
    .partner-section, .oem-section, .fulfillment-section, .contact-section, .service-section,.desc-section{
        width: 96%;
        flex-wrap: wrap;
        padding: 10px;
        margin-bottom: 30px;
        box-sizing: border-box;
    }
}
@media screen and (max-width: 768px) {
    .partner-section, .oem-section, .fulfillment-section, .contact-section, .service-section{
        width: 96%;
        flex-wrap: wrap;
        padding: 10px;
        margin-bottom: 20px;
        box-sizing: border-box;
    }
    .content-item {
        text-align: center;
        width: 48%;
        margin-bottom: 25px;
    }
    .pc-img{
        display: none;
    }
    .m-img{
        display: block;
    }
    .partner-image, .oem-image, .fulfillment-image,.oem-details,.partner-details,.fulfillment-details {
        width: 100%;
        margin-right: 0;
    }
    .oem-details,.partner-details,.fulfillment-details{
        margin-top: 30px;
    }
    .partner-section h2, .oem-section h2, .fulfillment-section h2,.desc-section h2 {
        color: #11B6FE;
    }

    .partner-section {
        margin-top: 20px;
    }
    .partner-section h2, .oem-section h2, .fulfillment-section h2{
        font-size: 20px;
    }
    .contact-section {
        box-sizing: border-box;
        padding: 15px 10px;
    }

    .icon-item {
        width: 100%;
        background: #F5FCFF;
        margin-top: 10px;
        border-radius: 10px;
        display: flex;
        padding: 10px 0;
        padding-left: 20%;
    }

    .icon-item img {
        margin: 0;
        margin-right: 10px;
    }

    .icon-item span {
        margin-top: 0;
    }
    .contact-section h2,.desc-section h2{
        font-size: 20px;
    }
}
@media screen and (max-width: 400px) {
    .contact-content p{
        margin: 10px 0 10px;
        font-size: 12px;
    }
}