html {
  height: 100%;
}

body {
    font-family: Helvetica Neue,Helvetica,Hiragino Sans GB,Microsoft YaHei,\\5FAE\8F6F\96C5\9ED1,Arial,sans-serif;
    background: url(../img/bkg.jpg) no-repeat 50%;
    background-size: cover;
    min-height: 100%;
    display: flex;
}

#container {
  /* width: 1200px; */
  height: 600px; 
  width: 80%;
  display: flex;
  margin: auto;
  background-color: #e0dcdc;
  flex-direction: column;
  padding: 10px;
  border-radius: .28571429rem;
}