@charset "UTF-8";
.container{
  line-height:50px;
  text-align:center;
}
body{
    position: relative;
        height: 100vh;
    margin: 0;
}
.container{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
        width: 100%;padding: 0 15px;
}