* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

@font-face {
  font-family: Archivo-Regular;
  src: url("font/Archivo-Regular.ttf");
}

@font-face {
  font-family: Archivo-Bold;
  src: url("font/Archivo-Bold.ttf");
}

@font-face {
  font-family: Archivo-ExtraBold;
  src: url("font/Archivo-ExtraBold.ttf");
}

:root {
  --px40: 40px;
  --px20: 20px;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: Archivo-Regular;
  color: #000;
  font-size: 14px;
  line-height: 1.5;
  background: #fff;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  /* 解决IOS默认滑动很卡的情况 */
  -webkit-overflow-scrolling: touch;
  font-variant-east-asian: traditional;
}

h1 {
  font: 800 34px/1.2 Archivo-ExtraBold;
}

h3 {
  font: 800 24px/1.2 Archivo-ExtraBold;
}

h4 {
  font: bold 18px/1.25 Archivo-Bold;
}

h5,
.h5 {
  font: bold 16px/1.2 Archivo-Bold;
}

img {
  vertical-align: middle;
}

ul,
li {
  list-style: none;
}

a,
a:hover,
a:active {
  color: #000;
  text-decoration: none;
}

.mt-4 {
  margin-top: 4px;
}

.mt-10 {
  margin-top: 10px;
}

.mt-20 {
  margin-top: var(--px20);
}

.mt-40 {
  margin-top: var(--px40);
}

.ml-20 {
  margin-left: var(--px20);
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-white {
  color: #fff;
}

section {
  display: block;
  max-width: 1100px;
  margin: 0 auto;
}

.radius20 {
  border-radius: 20px;
}

.container {
  padding: 40px var(--px40);
}

nav {
  padding: var(--px20) var(--px40);
  text-align: center;
}

nav .logo {
  float: left;
}

nav a {
  position: relative;
  padding: 6px 18px;
  display: inline-block;
}

.nav-info a:nth-child(n+2):before {
  content: "";
  position: absolute;
  top: 50%;
  left: -2px;
  margin-top: -2px;
  width: 4px;
  height: 4px;
  background-color: #000;
}

.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.flex1 {
  flex: 1;
}

.flex2 {
  flex: 2;
}

.list {
  display: flex;
}

.list h4 {
  text-align: center;
  padding: 0 var(--px20);
}

.list li {
  flex: 1;
  margin-right: 20px;
}

.list li:last-child {
  margin-right: 0;
}

.card {
  border-radius: 20px;
  background: #e6eaf2;
  padding: 20px;
  position: relative;
}

.list .card {
  padding-bottom: 64px;
  height: 100%;
}

ul .card img {
  position: absolute;
  right: 20px;
  bottom: 20px;
}

.bg-green {
  background: #55f2f2;
}

.bg-black {
  background: #0a0a0a;
  color: #fff;
}

.bg-blue {
  background: #2ed3ff;
}

.bg-grey {
  background: #9599a0;
}

.services {
  position: relative;
}

.services::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 410px;
  height: 1px;
  background: #000;
}

.relative {
  position: relative;
}

.absolute {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
  background: transparent;
}

.flex-end {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.width75 {
  width: 75%;
}

.width75 .absolute {
  bottom: auto;
  top: 0;
}

footer {
  text-align: center;
  background: #e6eaf2;
  padding: 20px 16px 46px;
}

footer p {
  margin-top: 20px;
}

@media(min-width:769px) {

  .hidden-pc,
  .menu {
    display: none;
  }
}

@media(max-width:768px) {
  :root {
    --px40: 20px;
    --px20: 10px;
  }

  body {
    font-size: 12px;
  }

  h1 {
    font-size: 28px;
  }

  h3 {
    font-size: 20px;
  }

  h4 {
    font-size: 16px;
  }

  h5 {
    font-size: 14px;
  }

  nav .logo {
    float: none;
  }

  nav .h5 {
    font-size: 12px;
    padding: 10px;
  }

  .hidden-mobile {
    display: none !important;
  }

  .flex-between {
    display: block;
  }
  header.container{
    padding: 20px;
  }
  header .text-center,
  header .text-right {
    text-align: left;
    display: inline-block;
  }

  .list+.list {
    display: block;
  }

  .list li {
    margin: 20px 0 0;
  }

  .list .card {
    margin-top: 8px;
  }

  .services::before {
    max-width: 300px;
  }
  .services .list{
    flex-wrap: wrap;
  }
  .services .list li{
    width: 50%;
    padding: 0 8px;
  }
  .width75 {
    width: 100%;
  }

  .industries .ml-20 {
    margin: 10px 0 0;
  }
  .pic1{
    border-radius: 0;
  }
}