body {
margin:0;
color:#edf3ff;
background:#c8c8c8;
background:url(https://hdqwalls.com/download/material-design-4k-2048x1152.jpg) fixed;
background-size: cover;
font:600 16px/18px 'Open Sans',sans-serif;
}
:after,:before{box-sizing:border-box}
.clearfix:after,.clearfix:before{content:'';display:table}
.clearfix:after{clear:both;display:block}
a{color:inherit;text-decoration:none}
.login-wrap{
width: 100%;
margin:auto;
max-width:510px;
min-height:510px;
position:relative;
background:url(https://maxcdn.icons8.com/app/uploads/2016/03/material-1-1000x563.jpg) no-repeat center;
background-size: cover;
box-shadow:0 12px 15px 0 rgba(0,0,0,.24),0 17px 50px 0 rgba(0,0,0,.19);
}
.login-html{
width:100%;
height:100%;
position:absolute;
padding:90px 70px 50px 70px;
background:rgba(0,0,0,0.5);
}
.login-html .sign-in-htm,
.login-html .for-pwd-htm{
top:0;
left:0;
right:0;
bottom:0;
position:absolute;