.login{position: fixed; left: 0; top: 0; background: url(../img/loginbg.jpg); background-size: 100% 100%; width: 100%; height: 100%;}
.login h1{text-align: center;}
.login-form{position: fixed; top: 50%; right: 10%; transform: translate(-50%,-50%); width: 300px; padding: 30px; box-sizing: border-box; background: rgba(255, 255, 255, .7); box-shadow: 4px 4px 4px #000; border-radius: 25px;}
.login-right{position: relative;}
.login-right input{width: calc(100%/1.7);}
.login-right img{width: calc(100%/2.5); height: 38px; position: absolute; top: 0; right: 0;}