/**
 * Sign in for PC
 */
#main {
  padding-bottom: 30px;
}

#header {
  margin: 0 auto 20px;
}

#header .logo {
  margin: 30px auto 0;
  width: 50%;
}

#wrapper {
  max-width: 500px;
}

.form-paramn,
.button {
  margin-left: auto;
  margin-right: auto;
  width: 300px;
}

.signin {
  padding: 20px 0;
}