html {
    overflow-x: hidden;
}

body {
    background: #fff;
    /*font-family: "Raleway", sans-serif;*/
    line-height: 1.7;
    color: #6f6f6f;
}

a {
    -webkit-transition: .3s all ease;
    -o-transition: .3s all ease;
    transition: .3s all ease;
}

a:hover {
    text-decoration: none;
}

h1, h2, h3, h4, h5 {
    line-height: 1.5;
    font-weight: normal;
    color: #000;
}


.bg-image, .probootstrap-cover, .probootstrap-img-item > div, .probootstrap-section-feature {
    background-size: cover;
    background-repeat: no-repeat;
}

.probootstrap-cover {
    background-image: url(../images/cover_bg.svg);
    background-position: center center;
}

.probootstrap-cover .probootstrap-text .probootstrap-heading {
    font-size: 70px;
    line-height: 1;
}

.probootstrap-cover .probootstrap-text .probootstrap-subheading p {
    color: rgba(255, 255, 255, 0.8);
}

@media screen and (max-width: 768px) {
    .probootstrap-cover .btn {
        width: 100% !important;
        border: 1px solid red;
    }
}


.probootstrap-vh-100 {
    height: 100vh;
}

@media screen and (max-width: 768px) {
    .probootstrap-vh-100 {
        height: inherit;
        padding-top: 5em;
        padding-bottom: 5em;
    }
}

.probootstrap-vh-75 {
    height: 75vh;
}

@media screen and (max-width: 768px) {
    .probootstrap-vh-75 {
        height: inherit;
        padding-top: 5em;
        padding-bottom: 5em;
    }
}

.bg-primary {
    background: #28CC9E !important;
}

.probootstrap-section,
.probootstrap-footer {
    padding: 1em 0;
}

.probootstrap-footer {
    background: #000;
}

.probootstrap-footer a {
    color: #fff;
}

.probootstrap-footer a:hover {
    color: #28CC9E;
}

.probootstrap-footer .probootstrap-heading {
    color: #fff;
    font-size: 24px;
}

.probootstrap-footer .probootstrap-heading-2 {
    font-size: 14px;
    font-weight: bold;
    letter-spacing: .05em;
    color: #fff;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
}

.probootstrap-item {
    display: block;
}

.probootstrap-image-grid > div {
    padding-left: 0;
    padding-right: 0;
}

.probootstrap-image-grid > div > div {
    padding-left: 0;
    padding-right: 0;
}

.probootstrap-img-item {
    display: block;
    position: relative;
    overflow: hidden;
}

.probootstrap-img-item .icon {
    position: absolute;
    color: #fff;
    z-index: 9;
    top: 50%;
    font-size: 30px;
    margin: 20px 0 0 0;
    padding: 0;
    line-height: 0;
    left: 50%;
    opacity: 0;
    visibility: hidden;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    -webkit-transition: .3s all ease;
    -o-transition: .3s all ease;
    transition: .3s all ease;
}

.probootstrap-img-item > div {
    height: 280px;
    -webkit-transition: .5s all ease;
    -o-transition: .5s all ease;
    transition: .5s all ease;
    -webkit-transform: scale(1.2);
    -ms-transform: scale(1.2);
    transform: scale(1.2);
}

@media screen and (max-width: 1140px) {
    .probootstrap-img-item > div {
        height: 200px;
    }
}

@media screen and (max-width: 576px) {
    .probootstrap-img-item > div {
        height: 280px;
    }
}

.probootstrap-img-item > div:before {
    -webkit-transition: .5s all ease;
    -o-transition: .5s all ease;
    transition: .5s all ease;
    background: rgba(0, 0, 0, 0.5);
    position: absolute;
    content: "";
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    visibility: hidden;
}

.probootstrap-img-item:hover .icon {
    margin-top: 0;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    opacity: 1;
    visibility: visible;
}

.probootstrap-img-item:hover > div {
    -webkit-transform: scale(1);
    -ms-transform: scale(1);
    transform: scale(1);
}

.probootstrap-img-item:hover > div:before {
    opacity: 1;
    visibility: visible;
}

.probootstrap-section-feature {
    background-image: url(../images/cover_bg.svg);
    background-position: center center;
}

.probootstrap-section-feature .probootstrap-heading {
    color: #fff;
}

.probootstrap-section-feature .probootstrap-device {
    top: 0;
    position: absolute;
    max-width: 470px;
}

@media screen and (max-width: 768px) {
    .probootstrap-section-feature .probootstrap-device {
        position: relative;
        top: inherit;
        margin-bottom: -330px;
    }
}

.probootstrap-section-feature h3 {
    color: #fff;
}

.probootstrap-section-feature p {
    color: rgba(255, 255, 255, 0.4);
}

.probootstrap-navabr-dark {
    background: rgba(0, 0, 0, 0.2) !important;
    position: absolute;
    left: 0;
    right: 0;
}

@media screen and (max-width: 960px) {
    .probootstrap-navabr-dark {
        background: #000 !important;
        top: 0;
        position: relative;
    }
}

.probootstrap-navabr-dark .navbar-nav > .nav-item > .nav-link {
    padding-top: 20px;
    padding-bottom: 20px;
    padding-left: 20px;
    padding-right: 20px;
}

@media screen and (max-width: 960px) {
    .probootstrap-navabr-dark .navbar-nav > .nav-item > .nav-link {
        padding-top: 10px;
        padding-bottom: 10px;
        padding-left: 0px;
        padding-right: 0px;
    }
}

.probootstrap-navabr-dark .navbar-nav > .nav-item.probootstrap-cta a {
    color: #fff;
}

.probootstrap-navabr-dark .navbar-nav > .nav-item.probootstrap-seperator {
    position: relative;
    margin-left: 20px;
    padding-left: 20px;
}

@media screen and (max-width: 960px) {
    .probootstrap-navabr-dark .navbar-nav > .nav-item.probootstrap-seperator {
        padding-left: 0;
        margin-left: 0;
    }
}

.probootstrap-navabr-dark .navbar-nav > .nav-item.probootstrap-seperator:before {
    position: absolute;
    content: "";
    top: 10px;
    bottom: 10px;
    left: 0;
    width: 2px;
    background: rgba(255, 255, 255, 0.05);
}

@media screen and (max-width: 960px) {
    .probootstrap-navabr-dark .navbar-nav > .nav-item.probootstrap-seperator:before {
        display: none;
    }
}

.probootstrap-footer-social li {
    list-style: none;
    margin: 0 10px 10px 0;
    display: inline-block;
}

.probootstrap-footer-social li a {
    height: 70px;
    width: 70px;
    display: block;
    float: left;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    position: relative;
}

.probootstrap-footer-social li a span {
    position: absolute;
    font-size: 30px;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

.footer-small-nav > li {
    font-size: 13px;
    display: inline-block;
}

.footer-small-nav > li a {
    color: rgba(255, 255, 255, 0.4);
    margin: 0 10px 10px 0;
}

.footer-small-nav > li a:hover, .footer-small-nav > li a:focus {
    color: #28CC9E;
}

.media .probootstrap-icon {
    width: 100px;
}

.media .probootstrap-icon span {
    color: #28CC9E;
}

.app-info{
    padding: 50px 100px;
}

.container1 {

}

.container1 .logo {
    width: 100px;
    height: 100px;
    margin: 0 auto;
}

.container1 .logo img {
    display: block;
    width: 100%;
    border-radius: 10px;
}

.container1 .title {
    font-size: 24px;
    text-align: center;
    margin: 15px 0;
    color: #1b1e21;
}

.container1 .desc {
    text-indent: 2em;
    max-width: 720px;
    margin: 0 auto;
    font-size: 18px;
    line-height: 36px;
}

.container1 .download {
    display: block;
    width: 300px;
    height: 49px;
    line-height: 49px;
    border-radius: 49px;
    margin: 50px auto 60px;
    border: 1px solid #666666;
    text-align: center;
    color: #000000;
}
.container1 .image-list {
    min-width: 720px;
    display: flex;
    margin: 30px auto 0;
}

.container1 .image-list img {
    display: block;
    width: 100%;
    flex: 1;
    border-radius: 10px;
}

.color-ffffff {
    color: rgba(255, 255, 255, 1) !important;
}

.container2{
    display: flex;
}

.container2 .left{
    display: flex;
    justify-content: center;/*水平主轴居中*/
    align-items: center;/*垂直交叉轴居中*/
    flex: 1;
    margin-right: 30px;
}


.container2 .logo {
    width: 100px;
    height: 100px;
    margin: 0 auto;
}

.container2 .logo img {
    display: block;
    width: 100%;
    border-radius: 10px;
}

.container2 .title {
    font-size: 24px;
    text-align: center;
    margin: 15px 0;
    color: #1b1e21;
}

.container2 .desc {
    text-indent: 2em;
    margin: 0 auto;
    font-size: 18px;
    line-height: 36px;
}

.container2 .download {
    display: block;
    width: 300px;
    height: 49px;
    line-height: 49px;
    border-radius: 49px;
    margin: 50px auto 60px;
    border: 1px solid #ffffff;
    text-align: center;
    color: #ffffff;
}

.container2 .right{
    flex: 0 0 400px;
    overflow: hidden;
}

.container2 .right img{
    display: block;
    width: 100%;
}


.container3{
    display: flex;
}

.container3 .left{
    display: flex;
    justify-content: center;/*水平主轴居中*/
    align-items: center;/*垂直交叉轴居中*/
    flex: 1;
    margin-left: 30px;
}


.container3 .logo {
    width: 100px;
    height: 100px;
    margin: 0 auto;
}

.container3 .logo img {
    display: block;
    width: 100%;
    border-radius: 10px;
}

.container3 .title {
    font-size: 24px;
    text-align: center;
    margin: 15px 0;
    color: #1b1e21;
}

.container3 .desc {
    text-indent: 2em;
    margin: 0 auto;
    font-size: 18px;
    line-height: 36px;
}


.container3 .right{
    flex: 0 0 400px;
    overflow: hidden;
}

.container3 .right img{
    display: block;
    width: 100%;
}