html, body {
  width: 100%;
  height: 100%; 
}

.wrapper {
  height: 100%;
  min-height: 100%;
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: center;
  justify-content: center;
}
  
.wrapper > div {
  padding: 40px;
  border: 1px solid rgba(0, 0, 0, .3)
}

.card-login {
  margin: 0 auto;
  padding: 20px;
  border: #EEEEEE solid 1px;
  border-radius: 2px;
  background-color: #313131;
  color: #2f4050;
  -webkit-box-shadow: 12px 18px 50px 4px rgba(0,0,0,0.75);
  -moz-box-shadow: 12px 18px 50px 4px rgba(0,0,0,0.75);
  box-shadow: 12px 18px 50px 4px rgba(0,0,0,0.75);
}

.card-login .logo {
  margin: 0 auto;
  width: 100%;
  max-height: 300px;
  overflow: hidden;
}
.card-login .logo img {
  width: 100%;
}

.frm-login > div {
  margin: 20px 0 0 0;
  padding: 0;
}
.frm-login label {
  display: inline-block;
  font-weight: 400;
}