* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: Arial;
  overflow-x: hidden;
  width: 100%;
  height: 100vh;
}
.pic {
  width: 100%;
  font-size: 0;
  line-height: 0;
}
.pic .ele {
  width: 100%;
}
.container {
  margin-right: auto;
  margin-left: auto;
  padding-left: 15px;
  padding-right: 15px;
  width: 100%;
  max-width: 100%;
}
@media (min-width: 768px) {
  .container {
    width: 750px;
  }
}
@media (min-width: 992px) {
  .container {
    width: 970px;
  }
}
@media (min-width: 1200px) {
  .container {
    width: 1170px;
  }
}
@media (min-width: 1400px) {
  .container {
    width: 1328px;
  }
}
@media (min-width: 1600px) {
  .container {
    width: 1500px;
  }
}
@media (min-width: 1920px) {
  .container {
    width: 1628px;
  }
}
p,
h2 {
  padding: 0;
  margin: 0;
}
ul,
ol,
li {
  margin: 0;
  padding: 0;
  list-style: none;
}