div {
    box-sizing: border-box;
}
input {
    box-sizing: border-box;
}
.title {
    width: 215px;
    height: 92px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 54px;
}

.title div {
    width: 56px;
    border: 1px solid #3645A8;
    margin-top: 18px;
    margin-bottom: 43px;
}

.title p {
    height: 60px;
    font-family: Source Han Sans SC, Source Han Sans SC;
    font-weight: bold;
    font-size: 40px;
    color: #262626;
    line-height: 47px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    margin: 0;
}

.title span {
    margin-top: 9px;
    font-family: Source Han Sans SC, Source Han Sans SC;
    font-weight: 500;
    font-size: 20px;
    color: #8C8C8C;
    line-height: 23px;
    text-align: center;
    font-style: normal;
    text-transform: none;
    white-space: nowrap;
}

.technical-sup-top {
    width: 100%;
    height: 420px;
    position: relative;
    display: flex;
    justify-content: center;
}
.technical-banner{
    position: absolute;
    width: 100%;
    height: 100%;
   background-size:cover;
background-repeat: no-repeat;
    animation: technical-banner 1s ;
    z-index: -1;
}
@keyframes technical-banner {
    0% {
        transform: scale(1.2);
        /*transform: translateZ(-800px);*/
    }
    100% {
        transform: scale(1);
        /*transform: translateZ(-800px);*/
    }
}

.technical-sup-top-desc {
    width: 1400px;
    height: 420px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.technical-sup-top-desc-title {
    font-family: Source Han Sans SC, Source Han Sans SC;
    font-weight: bold;
    font-size: 48px;
    color: rgba(255, 255, 255, 0.2);
    line-height: 56px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    animation: top-desc-title 1s cubic-bezier(0.390, 0.575, 0.565, 1.000) both;
}
@keyframes top-desc-title {
    0% {
        transform: translateX(-100px) translateY(-100px);
        opacity: 0;
    }
    100% {
        transform: translateX(0) translateY(0) translateZ(-800px);
        opacity: 1;
    }
}
.technical-sup-top-desc-content {
    font-family: Source Han Sans SC, Source Han Sans SC;
    font-weight: bold;
    font-size: 54px;
    color: #FFFFFF;
    line-height: 63px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    animation: top-desc-content 1s cubic-bezier(0.390, 0.575, 0.565, 1.000) both;
}
@keyframes top-desc-content {
    0% {
        transform: translateX(100px) translateY(100px);
        opacity: 0;
    }
    100% {
        transform: translateX(0) translateY(0);
        opacity: 1;
    }
}
.technical-sup-sales {
    width: 100%;
    min-width: 1400px;
    height: 501px;
    background: #FFFFFF;
    display: flex;
    justify-content: center;

}

.technical-sup-sales-pre{
    border-radius: 8px;
    width: 700px;
    height: 389px;
    margin-top: 78px;
    border-right: 1px solid #D9D9D9;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: technical-sup-sales-pre 1s cubic-bezier(0.230, 1.000, 0.320, 1.000) both;
}
@keyframes technical-sup-sales-pre {
    0% {
        transform: translateX(-100px) scaleX(1.5) scaleY(0.5);
        -webkit-transform-origin: 100% 50%;
        transform-origin: 100% 50%;
        opacity: 0;
    }
    100% {
        transform: translateX(0) scaleY(1) scaleX(1);
        -webkit-transform-origin: 50% 50%;
        transform-origin: 50% 50%;
        opacity: 1;
    }
}
.technical-sup-sales-after {
    width: 700px;
    height: 389px;
    margin-top: 78px;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: technical-sup-sales-after 1s cubic-bezier(0.230, 1.000, 0.320, 1.000) both;
}
@keyframes technical-sup-sales-after {
    0% {
        transform: translateX(100px) scaleX(1.5) scaleY(0.5);
        -webkit-transform-origin: 0 50%;
        transform-origin: 0 50%;
        opacity: 0;
    }
    100% {
        transform: translateX(0) scaleY(1) scaleX(1);
        -webkit-transform-origin: 50% 50%;
        transform-origin: 50% 50%;
        opacity: 1;
    }
}
.technical-sup-sales-img {
    margin: 78px 0 22px;
    width: 80px;
    height: 80px;
}
.technical-sup-sales-title {
    font-family: Source Han Sans SC, Source Han Sans SC;
    font-weight: bold;
    font-size: 32px;
    color: #262626;
    line-height: 38px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

.technical-sup-sales-line {
    width: 46px;
    height: 2px;
    background: #3645A8;
    margin: 12px 0 43px;
}

.technical-sup-sales-desc {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.technical-sup-sales-desc div:nth-child(1) {
    font-family: Source Han Sans SC, Source Han Sans SC;
    font-weight: 500;
    font-size: 20px;
    color: #404040;
    line-height: 23px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

.technical-sup-sales-desc div:nth-child(2) {
    font-family: Source Han Sans SC, Source Han Sans SC;
    font-weight: 500;
    font-size: 16px;
    color: #8C8C8C;
    line-height: 19px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    margin-top: 8px;
}

.technical-sup-PD {
    width: 100%;
    min-width: 1400px;
    height: 865px;
   background-size:cover;
background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.technical-sup-PD-form {
    width: 1400px;
    padding: 62px 76px 32px 136px;
    margin-top: 39px;
    background: #FFFFFF;
    display: flex;
    flex-wrap: wrap;
}

.technical-sup-PD-form select {
    width: 522px;
    height: 40px;
    background: #F6F8FB;
    border-radius: 3px;
    border: 1px solid #D9D9D9;
    padding-left: 11px;
    outline: none;
}



.technical-sup-PD-form input {
    width: 522px;
    height: 40px;
    background: #F6F8FB;
    border-radius: 3px;
    border: 1px solid #D9D9D9;
    padding-left: 11px;
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #404040;
    line-height: 22px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    outline: none;
}
.required {
    color: red;
    margin-left: 6px;
 }
.required:nth-child(even) {
    margin-right: 54px;
}
.technical-sup-PD-form input::placeholder{
    font-weight: 400;
    font-size: 14px;
    color: #BFBFBF;
    line-height: 22px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}
#demand {
    width: 1100px;
    background: #F6F8FB;
    border-radius: 3px;
    border: 1px solid #D9D9D9;
    min-height: 8em; /* 设置最小高度为 4 行 */
    font-weight: 400;
    font-size: 14px;
    color: #404040;
    line-height: 22px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    padding: 9px 0 0 11px;
    resize:none;
    outline: none;
}
#demand::placeholder {
    width: 460px;
    height: 22px;
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #BFBFBF;
    line-height: 22px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}
#agreechecked {
    display: inline-block;
    cursor: pointer;
    width: 16px;
    height: 16px;
    border-radius: 0;
    margin: 0 8px 0 0;
}
.btn{
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 54px;
}
.btn > button {
    width: 156px;
    height: 40px;
    background: #FFFFFF;
    border-radius: 3px;
    border: 1px solid #3F51B5;
    color:  #3F51B5;
    cursor: pointer;
    transition:all 0.5s ease-in-out; /* 只使用transform进行过渡动画 */
}
.btn > button:hover{
    background: #3F51B5;
    color:  #FFFFFF ;
}

.success-message {
    display: none;
    padding: 11px 15px;
    background-color: #f0f9eb;
    border: 1px solid #e1f3d8;
    color: #67c238;
    border-radius: 5px;
    margin: 20px auto;
    position: fixed;
    top: 45%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10001;
    align-items: center;
    line-height: 16px;
    gap: 9px;
    font-size: 14px;
}
.failMessage{
    display: none;
    padding: 11px 15px;
    background-color: #fef0f0;
    border: 1px solid #fde2e2;
    color: #f56c6c;
    border-radius: 5px;
    margin: 20px auto;
    position: fixed;
    top: 45%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10001;
    align-items: center;
    line-height: 16px;
    gap: 9px;
    font-size: 14px;
}
.enterMessage{
    display: none;
    padding: 11px 15px;
    background-color: #fdf6ec;
    border: 1px solid #fdecd8;
    color: #e6a23c;
    border-radius: 5px;
    margin: 20px auto;
    position: fixed;
    top: 45%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10001;
    align-items: center;
    line-height: 16px;
    gap: 9px;
    font-size: 14px;
}
.message{
    top: 16px;
    width: 100%;
    display: flex;
    justify-content: center;
}
.technical-sup-PD-form >div {
    display: flex;
    flex-direction: column;
}
.technical-sup-PD-form label {
    width: 522px;
    color: red;
    height: 21px;
}