body, html {
background-color:aliceblue;
height:100%;
}

.container{
background-color:white;
height:100%;
width:70%;
position:relative;
box-shadow: 0px 0px 25px grey;
}

.center{
  width: 80%;
  height: 80%;
  margin: auto;
  position: absolute;
  top: 0; left: 0; bottom: 0; right: 0;
}

.logo{
width:160px;
margin:20px;
}

.emaildev {
margin:10px;
}