.sub_banner_wrapper {background: #F8F9FF;}
.mms_scene_wrapper {height:1300px; background: linear-gradient(360deg, #FAF7FF 0%, rgba(238,244,255,0.5) 52%, #FFFFFF 100%); overflow:hidden;}
.arrow_box {padding-top:24px;}
.arrow_change {width:24px; height:24px; display:inline-block; cursor:pointer; margin-left:30px;}
.arrow_left {background:url("../images/1002/arrow_left_black.svg");}
.arrow_left:hover {background:url("../images/1002/arrow_left_grey.svg");}
.arrow_right {background:url("../images/1002/arrow_right_black.svg");}
.arrow_right:hover {background:url("../images/1002/arrow_right_grey.svg");}
.arrow_left.pause {background:url("../images/1002/arrow_left_grey.svg"); opacity:.6; cursor:not-allowed;}
.arrow_right.pause {background:url("../images/1002/arrow_right_grey.svg"); opacity:.6; cursor:not-allowed;}

.mms_scene_box { white-space: nowrap; transition: all 0.3s;}
.mms_scene_item {height:474px; width:430px; background:#fff; box-shadow: 0px 16px 24px 0px rgba(227,234,252,0.3); border-radius:30px; overflow: hidden; display:inline-block; margin-right:20px;}
.mms_scene_item .mms_s_bg {height:271px; background: linear-gradient( 106deg, #B3C5FF 0%, #B6A5FF 100%); border-radius:30px 30px 0px 0px; padding-top:54px; padding-left:45px; overflow:hidden; transition:all 0.6s;}
.mms_scene_item:nth-child(2) .mms_s_bg {background: linear-gradient( 135deg, #FBD3DF 0%, #D5B7DE 100%);}
.mms_scene_item:nth-child(3) .mms_s_bg {background: linear-gradient( 225deg, #EEF8FF 0%, #C1C3FF 100%);}
.mms_scene_item:nth-child(4) .mms_s_bg {background: linear-gradient( 106deg, #B3E1FF 0%, #A5CBFF 100%);}
.mms_scene_item:nth-child(6) .mms_s_bg {background: linear-gradient( 225deg, #FFFDCD 0%, #FFBD8C 100%);}
.mms_scene_item .mms_s_bg:hover {padding-top:24px; padding-left:20px;}
.mms_scene_item .mms_s_bg>img {width:100%; height:100%;}

.mms_item_info {padding:24px 34px;}
.mms_item_info .tag {background:#CCD8FC; border-radius:7px; line-height:32px; color:#4372FF; padding:0 12px; display:inline-block;}

.iot_wrapper {height:590px; background:linear-gradient(90deg, #f1efff 0%, #fff5f5 100%); border-radius:30px; padding:37px 42px; margin-top:40px;}
.iot_box_info {padding:50px 0 0 70px;}
.item_title {font-size:24px; margin-top:36px; font-family:"PingFangSC-Medium";}
.item_title::before {width:16px; height:16px; border-radius:2px; margin-right:20px; background: linear-gradient(90deg, #c8e0ff 0%, #b8afff 100%); vertical-align:middle; content: ""; display: inline-block; transform: rotate(45deg);}