forms.css

/* Base Form Styles */

.form-container {
  margin: 0 auto;
  max-width: 510px;
  width: 100%;
}

.form-container .form {
  width: 100%;
}

.form fieldset {
  border: 0;
  margin: 0 0 2em;
  padding: 0;
}

.form label {
  color: #646464;
  font-size: 1.2em;
  font-weight: 700;
}

.form input[type="text"], .form input[type="password"], .form input[type="email"] {
  background-color:  #ffffff;
  border: solid 1px #bebfc1;
  border-radius: 2px;
  box-sizing: border-box;
  color: #646464;
  font-size: 1.4em;
  max-width: 510px;
  padding: 0.75em;
  width: 100%;
}

.form input[type="text"]:focus, .form input[type="password"]:focus, .form input[type="email"]:focus {
  border-color:  #0072ff;
  border-width: 2px;
  outline: none;
}

.form input[type="submit"] {
  background-color: #0072ff;
  border: 0;
  border-radius: 6px;
  max-width: 160px;
  width: 100%;
  color: #ffffff;
  cursor: pointer;
  display: inline-block;
  float: right;
  font-size: 1.4em;
  margin: 0;
  outline: none;
  padding: 1em 0;
  position: relative;
  text-align: center;
}

.form input[type="submit"]:hover {
  background-color: #33A5FF;
}

@media screen and (max-width: 768px) {
  .form .submit-container {
    width: 100%;
  }

  .form input[type="submit"] {
    max-width: 100%;
  }
}

/**************************/
/* Devise specific styles */
/**************************/

/* Styles for new session form */

.form--new-session > fieldset:nth-last-of-type(2) {
  margin: 0;
}

.form--new-session > .fieldset--remember {
  margin: 1em 0;
}

/* Styles for form errors messages */

.field_with_errors {
    display: inline;
}

.field_with_errors label {
    color: red;
}

.field_with_errors input {
    border: 1px solid red;
}

/* Styles for new user form */

small.errored {
    color: red;
    padding-left: 1em;
}

.form--new-user .fieldset--password {
  display: inline-block;
  float: left;
}

.form--new-user fieldset.fieldset--password:nth-last-of-type(2) {
  margin-right: 1em;
}

.form--new-user .fieldset--password > input[type="password"] {
  width: 250px;
}

.form--new-user .fieldset--password .field_with_errors > input[type="password"] {
  width: 250px;
}

@media screen and (max-width: 768px) {
  .form--new-user .fieldset--password {
    display: block;
    float: none;
  }

  .form--new-user fieldset.fieldset--password:nth-last-of-type(2) {
    margin-right: 0;
  }

  .form--new-user .fieldset--password > input[type="password"] {
    width: 100%;
  }
}

/* Styles for _links partial */

.devise-shared-links {
  line-height: 45px;
  position: relative;
}

.oath-links, .action-links {
  display: inline-block;
}

.oauth-links {
  float: left;
}

.action-links {
  float: right;
  margin-right: 1.75em;
}

.devise-shared-link {
  margin-right: 0.25em;
}

.forgot-password-link, .sign-up-link, .sign-in-link {
  color: #989898;
  font-size: 1.2em;
  font-weight: 700;
  text-decoration: none;
}

.forgot-password-link:visited, .sign-up-link:visited, .sign-in-link:visited {
  color: #989898;
}

.forgot-password-link:hover, .sign-up-link:hover, .sign-in-link:hover {
  color: #656565;
}

.forgot-password-link {
  bottom: -6.5em;
  left: 0;
  position: absolute;
}

.facebook-link, .gplus-link {
  font-size: 1.2em;
  text-decoration: none;
  white-space: nowrap;
}

.facebook-link {
  background: linear-gradient(#4c69ba, #3b55a0);
  background: -webkit-linear-gradient(#4c69ba, #3b55a0);
  border-color: #4c69ba;
  border-radius: 2px;
  color: #fff;
  font-family: "Helvetica neue";
  padding: 0.35em 0.5em;
  text-shadow: 0 -1px 0 #354c8c;
}

.facebook-link:hover {
  background: linear-gradient(#6683D4, #3b55a0);
  border-bottom-color: #3b5998;
  border-left-color: #4961a8;
  border-right-color: #4961a8;
  border-top-color: #5874c3;
  box-shadow: inset 0 1px 0 #607fd6;
}

.gplus-link {
  background: #dd4b39;
  border: none;
  border-radius: 2px;
  -webkit-box-shadow: 0 1px 0 rgba(0,0,0,.1);
  box-shadow: 0 1px 0 rgba(0,0,0,.1);
  color: #fff;
  padding: 0.35em 0.5em;
}

.gplus-link:hover {
  background-color: #e74b37;
}

@media screen and (max-width: 768px) {
  .oauth-links, .action-links {
    text-align: center;
    width: 100%;
  }

  .action-links {
    margin: 0;
  }

  .forgot-password-link {
    bottom: 0;
    position: relative;
  }
}