.header-easiio li a {
    color: #191919 !important;
}

@media (max-width: 768px) {
    .navbar-toggle .icon-bar {
        background-color: #999999 !important;
    }
}

.header-easiio .nav .open>a,
.header-easiio .nav .open>a:hover,
.header-easiio .nav .open>a:focus {
    background: 0 0 !important;
    color: #2793ff !important;
}

.box1 {
    width: 100%;
    padding-top: 120px;
    padding-bottom: 80px;
}

.box1_img {
    width: 100%;
    text-align: center;
}

.box2 {
    margin-bottom: 30px;
    padding-top: 60px;
    padding-bottom: 60px;
    background-color: #f6f6f6;
    align-items: center;
    display: flex;
    place-items: center;
    margin-bottom: 60px;
}

.box2_item {
    flex: 1;

}

.box2_item img {
    width: 35%;
}

.box2_p1 {
    margin-top: 33px;
    height: 14px;
    font-size: 18px;
    font-family: Arial;
    font-weight: 600;
    text-align: center;
    color: #191919;
    line-height: 31px;
}

.box2_p2 {
    /* margin-bottom: 86px; */
    margin-top: 9px;
    height: 17px;
    font-size: 18px;
    font-family: Arial;
    font-weight: 300;
    text-align: center;
    color: #191919;
    line-height: 31px;
}

.box3 {
    padding-top: 60px;
    padding-bottom: 60px;
    width: 100%;

}

.box3_img {
    width: 100%;
    height: auto;
    text-align: center
}

.box3_img img {
    /* margin-top: 90px; */
    width: 526px;
}


.box3_p {
    margin-left: 640px;
    width: 560px;
    height: 755px;
}

.p1 {
    width: 100%;
    padding-top: 20px;
    font-size: 32px;
    font-weight: 600;
    text-align: left;
    color: #191919;
    line-height: 48px;
}

.p2 {
    /* position: relative; */
    margin-top: 21px;
    /* height: 30px; */
    font-size: 32px;
    font-weight: 300;
    text-align: left;
    color: #191919;
    line-height: 48px;
}

.p3 {
    margin-top: 30px;
    font-size: 16px;
    font-weight: 400;
    text-align: left;
    color: #191919;
    line-height: 31px;
    font-family: Arial;
}

.p4 {
    visibility: hidden;
    /* margin-top: 36px; */
    margin-bottom: 30px;
    color: #2793FF;
    height: 11px;
    font-size: 14px;
    font-weight: 600;
    text-align: left;
    line-height: 16px;
}

.option {
    cursor: default;
    margin-right: 20px;
    margin-bottom: 20px !important;
    width: 35%;
    height: 45px;
    background: #d4e9ff;
    border-radius: 4px;
    color: #2793FF !important;
    border: none;
}

.optiona {
    cursor: default;
    margin-right: 20px;
    margin-bottom: 20px !important;
    width: 35%;
    height: 45px;
    background: #d4e9ff;
    border-radius: 4px;
    color: #2793FF !important;
    border: none;
}

.btna {
    cursor: default;
    width: 100%;
    height: auto;
    margin-bottom: 20px;
    font-size: 14px;
    word-wrap: break-word;
    overflow-wrap: break-word;
    white-space: normal;
    text-align: left;
    padding: 10px;
    background: #d4e9ff;
    border-radius: 4px;
    color: #2793FF !important;
    border: none;
}

.box4 {
    padding-top: 60px;
    padding-bottom: 60px;
    width: 100%;
}

.box4_p {
    float: left;
    width: 560px;
    height: 590px;
}

.box4_img {
    width: 100%;
    padding-top: 100px;
}

.box4_img img {
    line-height: auto;
}

.btu_p1 {
    font-size: 30px;
    font-family: Arial;
    font-weight: 600;
    text-align: left;
    color: #191919;
    line-height: 48px;
    text-align: center;
}

.btu_p2 {
    margin-top: 36px;
    font-size: 16px;
    font-family: Arial;
    font-weight: 400;
    color: #191919;
    line-height: 24px;
    text-align: center;
    margin-bottom: 60px;
}

/* .box5 {
    width: 100%;
    height: 360px;
    background: #29243d;
}

.box5_p1 {
    padding-top: 130px;
    font-size: 32px;
    font-family: Arial, Arial-Semibold;
    font-weight: 600;
    text-align: left;
    color: #ffffff;
    line-height: 48px;
    text-align: center;
}

.box5_p2 {
    padding-top: 16px;
    font-size: 18px;
    font-family: Arial, Arial-Regular;
    font-weight: 400;
    text-align: left;
    color: #ffffff;
    line-height: 24px;
    text-align: center;
}

.button {

    background: #2793ff;
    border-radius: 23px;
    color: #fff;
    width: 180px;
    margin: 66px 0 0 0;
} */
.contact {
    width: 100%;
    height: auto;
    padding-top: 30px;
    padding-bottom: 30px;
}

.contact_img {
    width: 100%;

}

.contact_img img {
    width: 100%;
    margin-top: 40px;
}

.contact-btn-part a{
    background: #216fff;
    color: #fff;
    margin-right: 20px;
    border-radius: 35px;
    font-size: 16px;
    line-height: 40px;
    text-align: center;
    cursor: pointer;
    border: none;
    font-weight: 400;
    display: inline-block;
    padding: 0px 28px;
    margin-top: 25px;
}

@media (max-width: 768px) {
    .contact_message {
        display: none !important;

    }

    .contact_img {
        margin-bottom: 40px;
    }
}

.contact_message {
    display: flex;
    margin-top: 70px;
}

.contact_message_item {
    flex: 1;
    position: relative;
}

.contact_message_item::after {
    position: absolute;
    top: 2px;
    right: 20px;
    content: "";
    width: 1px;
    height: 44px;
    background-color: #dfdfdf;
}

.contact_message_item:last-child::after {
    display: none;
}

.contact_message_title {
    font-size: 16px;
    font-weight: 600;
    color: #191919;
    line-height: 30px;
}

.contact_message_txt {
    color: #999;
    font-size: 14px;
}

.from_title {
    font-size: 30px;
    font-family: Arial;
    font-weight: 600;
    color: #191919;
    line-height: 31px;
}

.from_txt {
    font-size: 16px;
    font-family: Arial;
    font-weight: 400;
    color: #191919;
    line-height: 31px;
    margin-top: 20px;
    margin-bottom: 30px;
}

.input-item,
.textarea-item {
    background: #fafafa;
    border: 1px solid #dfdfdf;
    border-radius: 4px;
    margin-bottom: 20px;
    width: 100%;
    outline: none;
    line-height: 36px;
    box-sizing: content-box;
    padding-left: 8px;
}

.submit-btn {
    background: #2793ff;
    border-radius: 23px;
    color: #fff;
    display: inline-block;
    height: 45px;
    line-height: 43px;
    padding: 0 70px;
    cursor: pointer;
    margin-top: 20px;
}

/* 手机端字体 */
@media (max-width: 768px) {
    .p3 {
        font-size: 14px !important;
        line-height: 20px !important;
        margin-top: 15px !important;
    }

    .btu_p1 {
        font-size: 18px !important;
        line-height: 31px !important;
    }

    .p1 {
        font-size: 18px !important;
        line-height: 31px !important;
    }

    .btu_p2 {
        margin-top: 16px;
        font-size: 14px;

    }

    .box2_p1 {
        width: 107%;
        font-size: 12px !important;
        margin-top: 17px !important;
    }

    .box2_p2 {
        font-size: 12px !important;
    }

}


/* 手机端自适应 */
@media (max-width: 700px) {
    .header .logo {
        width: 100px !important;
        height: auto !important;
    }

    .option {
        width: 47% !important;
        margin-right: 7px !important;
        font-size: 12px;
        margin-bottom: 12px !important;

    }

    .optiona {
        margin-right: 7px !important;
        font-size: 12px;
        margin-bottom: 12px !important;
        padding: 0 20px;
    }

    .box1 {
        width: 100%;
        padding-top: 30px;
        padding-bottom: 30px;
    }

    .box1txt {
        display: table-footer-group;
    }

    .box1pic {
        display: table-header-group;
    }

    .box1_img img {
        width: 85%;
        margin-bottom: 30px;
        margin-top: 60px
    }

    .box2 {
        padding-bottom: 0;
        padding-top: 50px;
        margin-bottom: 0;
    }

    .box2_item {
        flex: 1;
        margin-bottom: 50px;

    }

    .box3 {
        padding-top: 0px;
        padding-bottom: 30px;
        width: 100%;

    }

    .box3_img img {
        width: 85%;
        margin-bottom: 40px;
        margin-top: 40px;
    }

    .box4 {
        padding-top: 0;
        padding-bottom: 0px !important;
        width: 100%;
    }

    .box4txt {
        display: table-footer-group;
    }

    .box4pic {
        display: table-header-group;
    }

    .box4_img {
        padding-top: 0;
        padding-bottom: 50px;
        text-align: center;
    }

    .box4_img img {
        width: 85%;
    }

}

@media (min-width:700px) and (max-width: 1170px) {
    .box1txt {
        display: table-footer-group;
    }

    .box1pic {
        display: table-header-group;
    }

    .box1_img img {
        width: 100%;
        margin-top: 60px;
        margin-bottom: 60px;
    }

    .box2 {
        padding-bottom: 0;
    }

    .box2_item {
        flex: 1;
        margin-bottom: 60px;

    }

    .box3_img img {
        width: 100%;
        margin-top: 30px;
        margin-bottom: 60px;
    }
}

@media (min-width: 1170px) {
    .box1_img img {
        width: 100%;
    }

    .box3_img img {
        width: 100%;
    }

    .box4_img img {
        width: 100%;
    }
}

@media (min-width:700px) and (max-width: 1000px) {
    .box4txt {
        display: table-footer-group;
    }

    .box4pic {
        display: table-header-group;
    }

    .box4_img {
        width: 100%;
        padding-top: 40px;
        padding-bottom: 50px;
    }

    .box4_img img {
        width: 100%;
        line-height: auto;
    }
}

@media (min-width:1000px) and (max-width: 1200px) {
    .box4txt {
        display: table-footer-group;
    }

    .box4pic {
        display: table-header-group;
    }

    .box4_img {
        width: 100%;
        padding-top: 100px;
        padding-bottom: 50px;
    }

    .box4_img img {
        width: 100%;
        padding-top: 50px;
    }
}