*{padding: 0;
    margin: 0;
    box-sizing: border-box;}
    ul {
        list-style: none;
    }
    button{
        /* 清除默认边框 */
        border:0;
        outline:none;
       /*清除默认背景 */
       background-color: transparent;
        }
.wrap {
    max-width: 800px;
    margin: 0 auto;
}
.container-fluid {
    width: 100%;
    /* padding-right: 15px;
    padding-left: 15px; */
    margin-right: auto;
    margin-left: auto;
}
.position-relative {
    position: relative !important;
}
img{
    /* max-width: 800px; */
    width: 100%;
}
img {
    vertical-align: middle;
    border-style: none;
}
img {
    overflow-clip-margin: content-box;
    overflow: clip;
}

.toFormBtn {
    position: absolute;
    
    animation: click 2.3s infinite;
}
@keyframes click {
    0% {
        opacity: 1;
        transform: scale(1)
    }

    13% {
        opacity: .8;
        transform: scale(.93)
    }

    40%,to {
        opacity: 1;
        transform: scale(1)
    }
}

.text-center {
    text-align: center !important;
}
.b-2 {
    transform: translate(-50%);
    left: 8%;
    width: 80%;
    bottom: 6%;
}
.mainGif{
    position: absolute;
    transform: translate(-50%);
    left: 50%;
    width: 88%;
    top: 9.5%;

}
.buttonBox{
    -ms-flex-pack: center !important;
    justify-content: center !important;
    display: -ms-flexbox !important;
    display: flex !important;
    position: absolute !important;
    width: 100% !important;
    left: 0;
    bottom: 26%;
}
.experienceTabBtn {
    border: none;
    background: transparent;
    cursor: pointer;
    animation: downSmall 1.5s infinite;
}

@keyframes downSmall {
    0% {
        transform: translateY(0)
    }

    50% {
        transform: translateY(-5px)
    }

    to {
        transform: translateY(0)
    }
}
.d-none {
    display: none !important;
}
.bg-tianxie{
    /* background: url(../image/block_4--bg-1.png) no-repeat;
    background-size: contain; */
}.bg-qa{
    background: url(../image/block_4--bg-2.jpg) no-repeat;
    background-size: contain;
}
.bg-form{
    height: 2067px;
    padding: 0 10%;
    color: #4e4a4b;
    background: url('../image/block_4--bg.jpg') top no-repeat;
    background-size: 100%;
    overflow: hidden;
}
.bg-lb{
    padding: 5px !important;
    background: url('../image/block_8--bg.jpg') ;
}



.chuiniu {
    overflow: hidden;
    width: 80%;
    margin-left: 10%;
    line-height: 50px;
    font-size: 1em;
    box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.15);
    border-radius: 25px;
    margin-top: 1em;
    margin-bottom: 2em;
    text-align: center;
    position: absolute;
    bottom: 6%;
}

.chuiniu svg {
    /* width: 20px; */
    height: 20px;
    padding: 0 6px;
    vertical-align: middle;
}

.form {
    position: absolute;
    padding: 0 0;
    box-sizing: border-box;
    line-height: 2em;
    top: -20px;
    left: 10%;

}

.form .q-item {
    margin-bottom: 1em;
    color: #777;
}
.q-lin{
    text-align: center;
    position: absolute;
    top: 12%;
    left: 50%;
    transform: translate(-50%);
    margin-bottom: 1em;
    color: #777;
}
.ahref{
    text-decoration: none;
    position: absolute;
    top: 20%;
    left: 59%;
    width: -webkit-fill-available;
    width: 80%;
    transform: translate(-50%);
}


.form .q-item .answer {
    color: #333;
}

.form .q-item input[type="text"] {
    outline: none;
    border: none;
    border-bottom: 1px solid rgb(220, 220, 220);
    padding: 6px;
    width: 80%;
}

.form .q-item .answer span {
    display: inline-block;
    width: 50%;
    margin-right: -1em;
    color: #555;
    font-size: 0.9em;
}

.form .q-item .question span {
    font-size: 0.8em;
}

.submit {
    line-height: 50px;
    font-size: 20px;
    color: #e8cbbd;
    border-radius: 25px;
    width: 80%;
    margin: 1em 0;
    /* margin-left: 10%; */
    background: #393840;
    text-align: center;
}

.baoming {
    box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.15);
    width: 360px;
    margin: 0 auto;
    text-align: center;
    font-size: 14px;
    line-height: 40px;
    height: 230px;
    overflow: hidden;
    color: rgb(51, 51, 51);
    position: absolute;
    bottom: 5%;
    left: 50%;
    transform: translate(-50%);
}
.scroller {
    position: relative;
    top: 0;
    transition: top 1s ease-in-out;
    /* 平滑滚动 */
}
.zhushi{
    color: #9d9494;
    position: absolute;
    bottom: 1px;
    justify-items: center;
    left: 39%;
    font-size: 12px;
 
    letter-spacing: 4px;
}
.btn-guide {
    color: #fff !important;
    background: #7BBD21 !important;
    border-radius: 5px !important;
    -webkit-border-radius: 5px !important;
    -moz-border-radius: 5px !important;
    -ms-border-radius: 5px !important;
    -o-border-radius: 5px !important;
    padding: 4px 8px !important;
    font-size: 12px !important;
    text-decoration: none !important;
    letter-spacing: 1px !important;
}

.btn-guide::before {
    content: url("../image/finger.svg");
    vertical-align: text-top !important;
    line-height: 1.2 !important;
}