.section-box .section:nth-child(even) { background-color: #f6f8fb; }
.section-box .section:nth-child(odd) { background-color: #fff; }

.about-box .about-left { padding-left: 55px; }
.about-box .about-left .about-title { font-size: 36px; line-height: 60px; }
.about-box .about-left .about-desc { font-size: 18px; line-height: 32px; margin-top: 20px; color: #666666; }
.about-box .about-left .about-param { margin: 20px 0; }
.about-box .about-left .about-param .item { margin-right: 40px; text-align: center; }
.about-box .about-left .about-param .item .item-num { color: #dd3833; font-size: 18px; }
.about-box .about-left .about-param .item .item-num em { font-style: normal; font-size: 48px; }
.about-box .about-left .about-param .item p { color: #87878a; }
.about-box .about-right { text-align: center; }

.huoke-box { padding-top: 20px; }
.huoke-box .item { width: 100%; height: 100%; padding: 32px; background: #fff; -webkit-box-shadow: 0 0 30px 0 rgba(228, 234, 251, 0.75); -moz-box-shadow: 0 0 30px 0 rgba(228, 234, 251, 0.75); box-shadow: 0 0 30px 0 rgba(228, 234, 251, 0.75); }
.huoke-box .item .item-head { position: relative; margin-bottom: 26px; }
.huoke-box .item .item-name { font-size: 26px; color: #333333; }
.huoke-box .item .item-num { position: absolute; right: 0; top: 0; width: 39px; height: 39px; font-family: Bahnschrift; font-weight: 100; color: #dd3833; line-height: 39px; font-size: 36px; text-align: center; }
.huoke-box .item .item-num span { position: relative; z-index: 2; }
.huoke-box .item .item-num::before { content: ''; display: block; width: 31px; height: 31px; border-radius: 50%; background-color: #f4f5f8; position: absolute; z-index: 0; top: -9px; left: -9px; }
.huoke-box .item .item-desc { color: #999999; font-size: 16px; line-height: 28px; }
.huoke-box .box-left { width: 358px; height: 500px; flex: 0 0 358px; max-width: 358px; position: relative; }
.huoke-box .box-left .item-img { position: absolute; margin: auto; bottom: 0; left: 0; right: 0; text-align: center; }
.huoke-box .box-right { flex: 0 0 1; }
.huoke-box .box-right .item { height: 242px; width: 455px; float: left; margin-left: 16px; margin-bottom: 16px; }

.gradient { background-color: #fff; background: -webkit-linear-gradient(180deg, #FFFFFF 50%, #F7F8FA 100%); background: -o-linear-gradient(180deg, #FFFFFF 50%, #F7F8FA 100%); background: -moz-linear-gradient(180deg, #FFFFFF 50%, #F7F8FA 100%); background: linear-gradient(180deg, #FFFFFF 50%, #F7F8FA 100%); }

.gradient2 { background-color: #F7F8FA; background: -webkit-linear-gradient(180deg, #ffffff 10%, #f7f8fb 20%); background: -o-linear-gradient(180deg, #ffffff 10%, #f7f8fb 20%); background: -moz-linear-gradient(180deg, #ffffff 10%, #f7f8fb 20%); background: linear-gradient(180deg, #ffffff 10%, #f7f8fb 20%); }

.show-position-txt { width: 560px; padding-top: 80px; }
.show-position-txt h3 { font-size: 40px; line-height: 50px; color: #333; margin-bottom: 20px; }
.show-position-txt h4 { font-size: 16px; color: #87878A; line-height: 24px; margin-bottom: 5px; }
.show-position-txt p { font-size: 18px; color: #333; line-height: 28px; margin-bottom: 40px; }
.show-position-txt a.btn { margin-left: 0; }

.show-position-pic { width: calc(100% - 600px); }

.video-embed { background-repeat: no-repeat; background-size: auto 100%; background-position: center center; }
.video-embed video { max-width: 100%; display: block; }

.pt0 { padding-top: 0 !important; }

.pb0 { padding-bottom: 0 !important; }

.box { padding: 77px 0; background-color: #fff; }
.box h2.title2 { text-align: center; font-size: 24px; line-height: 36px; width: 72%; margin: 0px auto 60px; }
.box h2.title { font-size: 44px; color: #333333; line-height: 64px; margin-bottom: 20px; position: relative; }
.box .head-name { font-size: 44px; color: #333333; line-height: 64px; margin-bottom: 20px; position: relative; }
.box .head-desc { font-size: 18px; color: #393939; line-height: 27px; width: 50%; }
.box .box-content { padding-top: 40px; }
.box.gray { background-color: #f9f9f9; }