/*********************/
/*    01. Header     */
/*********************/
header {
    background: url(../imgs/fksj_banner.jpg) center center no-repeat;
    background-size: cover;
}

header .header-content {
    padding-top: 12.5rem;
    padding-bottom: 11.25rem;
    font-size: 1.5rem;
    line-height: 2.25rem;
    color: #ffffff;
}
header .text-container h1 {
    font-size: 3rem;
    line-height: 3rem;
    font-weight: 700;
    margin-bottom: 2rem;
}
header .text-container p{
    font-size: 1.5rem;
    line-height: 2.25rem;
    margin-bottom: 0;
}
header .btn-container{
    margin-top: 3rem;
}
header .btn-container > a{
    display: inline-block;
    margin-right: 2rem;
    width: 10.5rem;
    height: 3.125rem;
    font-size: 1.25rem;
    line-height: 3.125rem;
    font-weight: 600;
    border: 1px solid #fff;
    box-sizing: border-box;
    border-radius: 10px;
    text-align: center;
}
header .btn-container > a:first-child{
    background: #fff;
    border: none;
    color: #0047db;
}

/*********************/
/*   02. Functions   */
/*********************/
.functions{
    padding: 7.5rem 0 4.5rem;
}
.functions .tit{
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.25rem;
    font-weight: 500;
    color: #1f212f;
    margin-bottom: 4.5rem;
}
/*accordion*/
.w-accor {
    overflow:hidden;
    position:relative;
}
.w-accor ul,.w-accor li {
    padding:0;
    margin:0;
    list-style:none;
}
.w-accor ul {
    width:101%;
}
.w-accor li {
    position:relative;
    overflow:hidden;
    float:left;
}
.accorClick li {
    cursor:pointer;
}
.w-accor li .item {
    position:relative;
}
.w-accor li > a {
    display:block;
    position:absolute;
    left:0;
    right:0;
    top:0;
    bottom:0;
}
.w-accor h3 {
    font-size:125%;
    margin:0;
    padding:0;
    font-weight:normal;
}
.w-accor .acr_p {
    margin-top:0.5em;
}
.w-accor li img {
    max-width:100%;
}
.w-accor li .cont_ar {
    color:#fff;
    position:absolute;
    left:0;
    top:0;
    bottom:0;
    right:0;
}
.w-accor li .cont_ar:before {
    content:'';
    position:absolute;
    left:0;
    top:0;
    bottom:0;
    right:0;
    background:#000;
    opacity:0.35;
    *filter:alpha(opacity=35);
    filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=35);
    transition:all 0.5s;
    -webkit-transition:all 0.5s;
}
.w-accor li h3 {
    width:1.2em;
    text-align:center;
    line-height:1.5;
    position:absolute;
    z-index:1;
    left:50%;
    margin-left:-0.6em;
    top:50%;
    top:10%\9;
    *top:10%;
    transform:translateY(-50%);
    -webkit-transform:translateY(-50%);
    transition:opacity 0.5s;
    -webkit-transition:opacity 0.5s;
}
:root .w-accor li h3 {
    top:50%;
}
.w-accor li .dec_ar {
    line-height:1.7;
    max-height:100%;
    position:absolute;
    z-index:1;
    left:40px;
    right:40px;
    top:50%;
    top:10%\9;
    *top:10%;
    transform:translateY(-50%) scale(0);
    -webkit-transform:translateY(-50%) scale(0);
    padding:30px;
    background:rgba(255,255,255,0.75);
    color:#323232;
    opacity:0;
    *filter:alpha(opacity=0);
    filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    transition:all 0.5s;
    -webkit-transition:all 0.5s;
}
:root .w-accor li .dec_ar {
    top:50%;
}
.w-accor li .i_img {
    text-align:center;
    margin-bottom:1em;
}
.w-accor li .i_img img {
    max-width:80%;
    max-height:80px;
}
.w-accor li.cur .cont_ar:before {
    opacity:0;
    *filter:alpha(opacity=0);
    filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
}
.w-accor li.cur h3 {
    opacity:0;
    *filter:alpha(opacity=0);
    filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
}
.w-accor li.cur .dec_ar {
    opacity:1;
    *filter:alpha(opacity=100);
    filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
    transform:translateY(-50%) scale(1);
    -webkit-transform:translateY(-50%) scale(1);
    transition-delay:0.3s;
    -webkit-transition-delay:0.3s;
}
@media (max-width:960px) {
    .w-accor h3 {
        font-size: 2.5rem;
    }
    .w-accor .acr_p {
        font-size: 1.75rem;
        line-height: 2.5rem;
    }
    .w-accor li .img_ar {
        height:350px !important;
    }
    .w-accor li .img_ar img {
        height:100%;
        max-width:inherit;
    }
}
@media (max-width:767px) {
    .w-accor li .dec_ar {
        left:20px;
        right:20px;
        padding:15px;
    }
}
@media (max-width:640px) {
    .w-accor {
        height:auto !important;
    }
}
@media (max-width:480px) {
    body {
        font-size:3.5vw;
    }
    .w-accor li .dec_ar {
        left:1em;
        right:1em;
        padding:1em;
    }
    .w-accor li .img_ar {
        height:20em !important;
    }
    .w-accor li .i_img img {
        max-height:3em;
    }
}
/*end of accordion*/

/*********************/
/*    03. com_box    */
/*********************/
.com_box .row{
    display: flex;
    align-items: center;
}
.com_box .tit{
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    line-height: 2.25rem;
    font-weight: 600;
    color: #1150db;
    margin-bottom: 1.25rem;
}
.com_box .tit img{
    margin-right: .5rem;
}
.com_box .des{
    font-size: 1rem;
    line-height: 1.5rem;
    font-weight: 400;
    color: #353535;
    margin-left: 3.5rem;
}
/*end of com_box*/
.s1{
    padding: 2.375rem 0 3.5rem;
    background-color: #f0f0f0;
}
.s2{
    padding: 4.875rem 0 5.625rem;
}
.s3{
    padding: 3rem 0 3.125rem;
    background-color: #f0f0f0;
}
.s4{
    padding: 6rem 0 5rem;
}
.s5{
    padding: 3rem 0 3.125rem;
    background-color: #f0f0f0;
}
.s5 .txt li{
    font-size: 1rem;
    line-height: 1.5rem;
    font-weight: 400;
    color: #353535;
    margin-left: 1.5rem;
}
.s5 .txt span{
    display: inline-block;
    margin-right: 1.5rem;
    width: 8px;
    height: 8px;
    background-color: #1150db;
    border-radius: 50%;
}

/*********************/
/*     02. usage     */
/*********************/
.usage{
    padding: 6rem 0 7rem;
}
.usage .tit{
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.25rem;
    font-weight: 600;
    color: #353535;
    margin-bottom: 3rem;
}
.usage .bottom{
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #ffffff;
}
.usage .row > div{
    padding: 0 1rem;
}
.usage .bottom .txt{
    margin: 4rem 0 2rem;
    font-size: 1.875rem;
    line-height: 1.875rem;
    font-weight: 500;
    color: #323232;
}
.usage .button > a{
    display: inline-block;
    padding: .875rem 2.875rem;
    border-radius: 10px;
    font-size: .875rem;
    margin: 0 1.25rem;
}
.usage .button > a:first-child{
    background: #046CFF linear-gradient(180deg, #00befa 20%, #0160eb 100%);
    color: #ffffff;
}
.usage .button > a:last-child{
    border: 1px solid #1150db;
    box-sizing: border-box;
    color: #1150db;
}

/*****************************/
/*     . Media Queries     */
/*****************************/
/* Min-width width 768px */
@media (max-width: 768px) {
    html, body{
        font-size: 8px;
    }

    /*header*/
    header .btn-container > a{
        font-size: 1.75rem;
        line-height: 3.125rem;
    }

    /*functions*/
    .functions{
        padding: 6rem 0 0;
    }
    .functions .container{
        padding: 0;
        margin: 0;
    }
    .functions .tit{
        font-size: 2.5rem;
        line-height: 2.5rem;
    }

    /* com_box */
    .com_box .row{
        flex-direction: column;
        justify-content: center;
    }
    .com_box .pic{
        width: 70%;
    }
    .s1 .pic{
        width: 60%;
    }
    .com_box .txt img{
        width: 4rem;
    }
    .com_box .tit{
        margin-top: 2rem;
        font-size: 2rem;
        line-height: 2rem;
        justify-content: center;
    }
    .com_box .des{
        padding: 0 20px;
        font-size: 1.75rem;
        line-height: 2.5rem;
        margin-left: 0;
    }
    .s5 .txt li{
        padding: 0 20px;
        font-size: 1.75rem;
        line-height: 2.5rem;
        margin-left: 0;
    }
    .s5 .txt span{
        display: none;        
    }

    /*usage*/
    .usage{
        padding: 6rem 0 2rem;
    }
    .usage .tit{
        font-size: 3rem;
        line-height: 3rem;
    }
    .usage .row > div{
        padding: 2rem 2rem;
    }
}