.center {
  width: 1200px;
  margin: 0 auto;
}

div {
  box-sizing: border-box;
}

.box2_table {
  border-collapse: collapse;
  width: 70%;
  margin: 30px auto 50px;
  box-shadow: 0px 0px 15px #E2E2E2;
}
.box2_table th {
  background-color: #F5F5F7;
  color: #595650;
  border: 2px solid #EEEFF2;
  height: 70px;
  text-align: left;
  padding-left: 20px;
  font-size: 15px;
}
.box2_table td {
  border: 2px solid #EEEFF2;
  padding: 20px;
  width: 100px;
  height: 65px;
  color: gray;
}
.box2_table .left-one {
  color: #595650;
  font-size: 15px;
  font-weight: bold;
}

.com_title {
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #010101;
  font-weight: bold;
  text-align: center;
  font-size: 24px;
  color: #222222;
  line-height: 24px;
  margin-bottom: 60px;
}

.sub_title {
  font-size: 14px;
  color: #666666;
  margin-top: -30px;
  text-align: center;
  margin-bottom: 50px;
}

.banner_bg {
  background-color: transparent;
  height: 650px;
  background: url(../images/mySql/top_bg.png) no-repeat;
  background-size: 100% 100%;
}
.banner_bg .nav_wapper {
  height: 60px;
  align-items: center;
  position: fixed;
  top: 0;
  width: 100%;
}
.banner_bg .nav_wapper .wapper {
  display: flex;
  align-items: center;
  width: 1200px;
}
.banner_bg .nav_wapper .logo {
  background: url(../images/logo_scroll.png) no-repeat;
  background-size: 100% 100%;
  width: 110px;
  height: 40px;
  margin-right: 220px;
  margin-bottom: 8px;
}
.banner_bg .nav_wapper .nav_list {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
}
.banner_bg .nav_wapper .nav_list .item {
  font-size: 16px;
  color: #000;
}
.banner_bg .nav_wapper .nav_list .item:hover {
  color: #2173fd;
}
.banner_bg .nav_wapper .nav_list .itemAc {
  color: #2173fd;
  font-weight: bold;
}
.banner_bg .nav-active {
  background: rgba(255, 255, 255, 0.8);
  -webkit-backdrop-filter: blur(20px);
          backdrop-filter: blur(20px);
  box-shadow: 0 3px 4px rgba(0, 0, 0, 0.1);
  z-index: 100;
}
.banner_bg .bannerText {
  padding-top: 210px;
}
.banner_bg .bannerText .text1 {
  font-size: 40px;
  color: #000000;
  font-weight: bold;
  margin-bottom: 30px;
}
.banner_bg .bannerText .text1 span {
  position: relative;
  margin-right: 40px;
}
.banner_bg .bannerText .text1 span:last-child::after {
  display: none;
}
.banner_bg .bannerText .text1 span::after {
  content: "";
  display: block;
  position: absolute;
  right: -24px;
  top: 44%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #000000;
}
.banner_bg .bannerText .text2 {
  font-size: 14px;
  color: #333333;
  line-height: 24px;
  margin-bottom: 50px;
  width: 480px;
  text-align: justify;
}
.banner_bg .bannerText .btn {
  width: 156px;
  height: 46px;
  line-height: 46px;
  text-align: center;
  background: linear-gradient(91deg, #7964f7, #3a50ff, #318cff);
  border-radius: 23px;
  font-size: 20px;
  color: #ffffff;
  display: block;
  position: relative;
  overflow: hidden;
}
.banner_bg .bannerText .btn .circle::after {
  animation: circleA 3s infinite;
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 1;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.box2 {
  width: 100%;
  padding-top: 90px;
}

.version_list {
  display: flex;
  flex-direction: row;
  width: 100%;
  justify-content: center;
  margin: 30px 0;
  padding-bottom: 50px;
}
.version_list .version_item {
  width: 590px;
  height: 810px;
  background: #FFFFFF;
  box-shadow: 0px 3px 7px 0px rgba(197, 197, 197, 0.33);
  border-radius: 10px;
  align-items: center;
  padding: 20px;
}
.version_list .version_title {
  font-size: 20px;
  color: #222222;
  margin-top: 30px;
  margin-bottom: 40px;
  font-weight: bold;
}
.version_list .version_detail_item {
  background: #FAFAFA;
  color: #8E8E9B;
  font-size: 15px;
  padding: 20px 30px;
  line-height: 25px;
  margin-bottom: 20px;
  width: 100%;
  min-height: 200px;
  border-radius: 10px;
}
.version_list .version_detail_item .version_detail_item_title {
  color: #5A4542;
  margin-bottom: 20px;
  font-weight: bold;
}
.version_list .version_detail_item .icon span {
  color: #E6415C;
  margin-right: 5px;
}

.advantage_list {
  width: 1200px;
  margin: 60px auto;
  justify-content: space-between;
  align-items: flex-start !important;
}
.advantage_list .advantage_item {
  width: 221px;
  align-items: center;
  text-align: center;
  font-size: 12px;
  color: #666666;
  line-height: 20px;
}
.advantage_list .advantage_item img {
  width: 72px;
  height: 79px;
}
.advantage_list .advantage_item .title {
  font-size: 18px;
  color: #222222;
  margin-top: 40px;
  margin-bottom: 27px;
  font-weight: bold;
}

.features_list {
  width: 1200px;
  margin: 60px auto;
  flex-wrap: wrap;
}
.features_list .feature_item {
  width: 592px !important;
  margin-right: 8px;
  font-size: 12px;
  color: #666666;
  line-height: 24px;
  height: 362px;
  padding: 36px 38px;
}
.features_list .feature_item .feature_item_sub_title {
  font-size: 14px;
  color: #222222;
  line-height: 24px;
  margin-bottom: 20px;
  margin-top: 10px;
}
.features_list .feature_item .feature_item_sub_title img {
  width: 17px;
  height: 10px;
  -o-object-fit: contain;
     object-fit: contain;
  margin-right: 5px;
}
.features_list .feature_item .title {
  font-size: 18px;
  color: #222222;
  line-height: 24px;
  margin-bottom: 20px;
}
.features_list .feature_item span {
  width: 275px;
}
.features_list .feature1 {
  background: url("../images/mySql/features_1.png");
  background-size: 100% 100%;
  height: 177px;
}
.features_list .feature2 {
  background: url("../images/mySql/features_2.png");
  background-size: 100% 100%;
  height: 177px;
}
.features_list .feature3 {
  background: url("../images/mySql/features_3.png");
  background-size: 100% 100%;
}
.features_list .feature4 {
  background: url("../images/mySql/features_4.png");
  background-size: 100% 100%;
}
.features_list .feature5 {
  background: url("../images/mySql/features_5.png");
  background-size: 100% 100%;
}
.features_list .feature6 {
  margin-top: 20px;
  width: 1200px !important;
  height: 390px;
  background: #FFFFFF;
  box-shadow: 0px 3px 7px 0px rgba(197, 197, 197, 0.33);
  border-radius: 10px;
}
.features_list .feature6 .feature_bottom_item_left {
  flex: 1;
  flex-wrap: wrap;
  align-items: flex-start !important;
}
.features_list .feature6 .feature_bottom_item_left .flex_col {
  margin-right: 30px;
}
.features_list .feature6 .feature_bottom_item_left .feature_item_sub_title {
  margin-bottom: 10px;
}
.features_list .feature6 .feature_bottom_item_right {
  width: 506px;
  flex-shrink: 0;
}

.scene_main {
  width: 1200px;
  margin: 30px auto 0;
  padding-bottom: 100px;
}
.scene_main .scene_tab {
  background: #FFFFFF;
  box-shadow: 0px 3px 7px 0px rgba(197, 197, 197, 0.33);
  border-radius: 4px;
}
.scene_main .scene_tab .scene_tab_item {
  font-size: 20px;
  color: #222222;
  line-height: 24px;
  width: 300px;
  text-align: center;
  position: relative;
  padding: 26px 0;
  cursor: pointer;
}
.scene_main .scene_tab .itemAc {
  font-size: 20px;
  color: #557DFF;
  line-height: 24px;
}
.scene_main .scene_tab .itemAc::before {
  content: "";
  width: 300px;
  height: 4px;
  background: #557DFF;
  bottom: 0;
  left: 0;
  position: absolute;
}
.scene_main .scene_item {
  background: #FFFFFF;
  box-shadow: 0px 3px 7px 0px rgba(197, 197, 197, 0.33);
  border-radius: 4px;
  margin-top: 25px;
  padding: 25px;
}
.scene_main .scene_item .scene_left_img {
  margin-right: 20px;
  background: #F5F5F5;
  padding: 70px 20px;
  width: 529px;
  -o-object-fit: contain;
     object-fit: contain;
}
.scene_main .scene_item .scene_title {
  font-size: 18px;
  color: #222222;
  line-height: 24px;
  margin-bottom: 24px;
}
.scene_main .scene_item .scene_detail {
  font-size: 14px;
  color: #666666;
  line-height: 24px;
  padding-bottom: 16px;
}
.scene_main .scene_item .scene_line {
  border-bottom: 1px solid #EEEEEE;
  margin-bottom: 18px;
}
.scene_main .scene_item .scene_sub_title {
  font-size: 16px;
  color: #222222;
  line-height: 28px;
}
.scene_main .scene_item .scene_sub_title img {
  width: 19px;
  height: 14px;
  margin-right: 10px;
}

.bottom_fun {
  background: url(../images/mySql/bottom_fun_bg.png) no-repeat;
  background-size: 100% 100%;
  align-items: center;
  width: 100%;
  justify-content: center;
  height: 174px;
}
.bottom_fun .text {
  font-weight: bold;
  font-size: 29px;
  color: #FFFFFF;
  line-height: 28px;
}
.bottom_fun .btn {
  margin-top: 26px;
  width: 230px;
  height: 46px;
  line-height: 46px;
  text-align: center;
  background: #f7f9fb;
  border-radius: 23px;
  font-size: 16px;
  color: #376aff;
  cursor: pointer;
  box-shadow: 0px 4px 0px 0px rgba(255, 255, 255, 0.35);
}

.flex {
  display: flex;
  align-items: center;
}

.flex_col {
  display: flex;
  flex-direction: column;
}

@keyframes box4_arrow1 {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
  100% {
    transform: translateY(0);
  }
}
@keyframes box4_arrow2 {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateX(8px);
  }
  100% {
    transform: translateY(0);
  }
}
@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(20%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(-20%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes fadeOpacity {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes circle {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  75% {
    transform: translate(-50%, -50%) scale(1.8);
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@keyframes circleA {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  75% {
    transform: translate(-50%, -50%) scale(3.5);
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@keyframes round {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
.animate-element {
  opacity: 0;
}

.animated {
  animation-duration: 0.5s;
}

.fly-up {
  animation-name: fly-up;
  animation-fill-mode: both;
  animation-duration: 0.5s;
}

@keyframes fly-up {
  0% {
    -webkit-transform: translateY(100px);
    opacity: 0;
  }
  100% {
    -webkit-transform: translateY(0);
    opacity: 1;
  }
}