.siteico {
    background: #f1f5f8;
    position: relative;
    overflow: hidden;
    box-shadow: 0 30px 20px -20px rgba(0,0,0,.15);
    border-radius: 10px
}

.siteico:before {
    content: '';
    display: block;
    padding-top: 100%
}

.blur {
    -moz-filter: blur(15px);
    -ms-filter: blur(15px);
    filter: blur(15px);
    filter: progid:DXImageTransform.Microsoft.Blur(PixelRadius=15,MakeShadow=false)
}

.blur-layer {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    position: absolute;
    width: inherit;
    height: inherit;
    opacity: .2
}

.img-cover-bg {
    background: transparent url('') no-repeat center center;
    -webkit-background-size: cover;-moz-background-size: cover;-o-background-size: cover;background-size: cover;animation: rotate 30s linear infinite;
}

.img-cover {
    height: 72px;
    width: 72px;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    border: 2px solid hsla(0,0%,100%,.9);
    border-radius: 50%;
    animation: rotate 6s linear infinite;
    background: #fff
}

@keyframes rotate {
    0% {
        transform: rotate(0deg)
    }

    to {
        transform: rotate(360deg)
    }
}


.site-body .btn {
    margin-left: 0;
    margin-right: 8px;
    padding: 8px 10px;
    border-radius: 6px;
    /*background-color: rgba(138,138,138,.15);*/
    background-color: #333;
    transition: .3s;
    text-align: center;
    font-size: 14px;
    color: #fff;
}

.site-body .btn:hover {
    color: #fff;
    background: #202224
}

.site-body .btn:active {
    box-shadow: unset
}

.site-body .site-go .btn {
    margin-bottom: 8px
}

.btn-arrow {
    position: relative
}

.btn-arrow span {
    padding-right: 1.25rem;
    display: inline-block
}

.btn-arrow i {
    position: absolute;
    font-size: 18px;
    width: .8em;
    right: 1rem;
    top: 50%;
    opacity: .6;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
    -webkit-transition: all 200ms ease-out;
    -o-transition: all 200ms ease-out;
    transition: all 200ms ease-out;
    will-change: right,opacity
}

.btn-arrow:hover i,.btn-arrow:focus i {
    opacity: 1;
    right: .6rem
}

.btn-cat {
    color: #fff;
    background: #f14141;
    font-size: 12px;
    padding: 2px 5px;
    border-radius: 4px;
    transition: .3s
}

.btn-cat:hover {
    color: #fff;
    background: #212224
}


.site-name {
    font-weight: bold;
    color: #333;
}



.ml-auto {
    margin-left: auto
}

.mr-auto {
    margin-right: auto
}

.ml-1 {
    margin-left: .8rem!important
}

.mr-1 {
    margin-right: .8rem!important
}

.ml-2 {
    margin-left: 1.5rem!important
}

.mr-2 {
    margin-right: 1.5rem!important
}

.ml-3 {
    margin-left: 2rem!important
}

.mr-3 {
    margin-right: 2rem!important
}

.ml-4 {
    margin-left: 3rem!important
}

.mr-4 {
    margin-right: 3rem!important
}

.mt-1,.my-1 {
    margin-top: .8rem!important
}

.mb-1,.my-1 {
    margin-bottom: .8rem!important
}

.mt-2,.my-2 {
    margin-top: 1.5rem!important
}

.mb-2,.my-2 {
    margin-bottom: 1.5rem!important
}

.mt-3,.my-3 {
    margin-top: 2rem!important
}

.mb-3,.my-3 {
    margin-bottom: 2rem!important
}

.mt-4,.my-4 {
    margin-top: 3rem!important
}

.mb-4,.my-4 {
    margin-bottom: 3rem!important
}

.mt-5,.my-5 {
    margin-top: 7rem!important
}

.mb-5,.my-5 {
    margin-bottom: 7rem!important
}

.pb-4,.py-4 {
    padding-bottom: 3rem!important
}

.pt-4,.py-4 {
    padding-top: 3rem!important
}



.mt-10px {
    margin-top: 10px;
}
.mr-10px {
    margin-right: 10px;
}
.pb-10px {
    padding-bottom: 10px;
}
.pb-50px {
    padding-bottom: 50px;
}

.border-top {
    border-top: 1px solid rgba(130,130,130,.1)!important
}


.text-brief {
    font-size: 14px;
    color: #666;
}
.text-describe {
    font-size: 16px;
    color: #333;
}


.img-zz {
    width: 100%;
    border-radius: 10px;
}



.box-help {

}
.box2.item-help {
    display: flex;
    padding: 0;
    width: 100%;
    height: auto;
    aspect-ratio: 4/1;
    overflow: hidden;
    align-items: stretch;  /* 使子项等高 */
    text-decoration: none;
}
.box2.item-help .col-image {
    flex: 1;
}
.box2.item-help .col-image .img {
    width: 100%;
    height: 100%;
    border-top-left-radius: 4px;
    border-bottom-left-radius: 4px;
}
.box2.item-help .col-info {
    padding: 15px;
    width: 75%;
}
.box2.item-help .col-info .inner {
    width: 100%;
    height: 100%;
    overflow: hidden;
}
.box2.item-help .col-info .title {
    line-height: 1.5;
    font-size: 1.5rem;
    font-weight: bold;
}
.box2.item-help .col-info .describe {
    margin-top: 5px;
    line-height: 1.2;
    font-size: 1.2rem;
    color: #666;
}


.box-relate {
}



@media screen and (max-width:768px) {
    .page-container .main-content {
        padding: 0;
    }
    .container {
        padding: 0;
    }

    .panel .panel-body {
        padding-top: 0;
    }


    .site-body {
        margin-top: 0px;
    }
    .img-zz {
        margin-top: 20px;
    }
    .site-go .btn {
        width: 100%;
    }


    h4.text-gray {
        margin-left: 20px;
    }
    .box-help,
    .box-relate {
        margin-left: 0;
        margin-right: 0;
        padding: 0 10px;
        width: 100%;
        overflow: hidden;
    }


    .box2.item-help .col-info {
        padding-bottom: 10px;
        max-height: 100%;
        overflow: hidden;
    }
    .box2.item-help .col-info .title {
        line-height: 1.2;
        font-size: 1.2rem;
    }
    .box2.item-help .col-info .describe {
        font-size: 1rem;
    }


    .page-container .main-content .main-footer {
        margin-top: 30px;
        margin-left: 0;
        margin-right: 0;
    }
}