html, body, h1, h3, p, a, form, fieldset, legend, label, input {
  border: 0;
  font: inherit;
  font-size: 100%;
  margin: 0;
  padding: 0;
  vertical-align: baseline;
}

html {
  box-sizing: border-box;
}

*, *::before, *::after {
  box-sizing: inherit;
}

body {
  background-color: #2196F3;
  color: #FFF;
  font-family: -apple-system, system-ui, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-weight: 400;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

a {
  cursor: pointer;
  text-decoration: none;
}

.container {
  display: flex;
  height: inherit;
  width: inherit;
}

.header {
  background-color: rgb(33, 37, 41);
  flex: 0 1 60vw;
  display: flex;
  align-items: center;
}

.header_title {
  flex: 0 1 100%;
  padding: 0 4rem;
  border-bottom: 2px solid #FFF;
}

.header_title h1 {
  font-size: 5rem;
  text-align: right;
}

.main {
  background-color: #FFF;
  color: #212121;
  flex: 1;
  display: flex;
  align-items: center;
}

.main_content {
  flex: 0 1 100%;
  padding: 0 4rem;
}

.main_content form {
  width: 100%;
}

.main_content legend {
  padding-bottom: 2rem;
  color: rgb(52, 58, 64);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: .2rem;
  text-transform: uppercase;
}

.main_content .form_group {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin: 0 0 20px;
}

.main_content .form_group:last-child {
  margin: 0;
}

.main_content .form_group label {
  display: block;
  margin: 0 0 .6rem;
  color: rgba(0, 0, 0, 0.6);
  text-transform: uppercase;
  letter-spacing: .2rem;
}

.main_content .form_group input {
  outline: none;
  display: block;
  background: rgba(0, 0, 0, 0.1);
  width: 100%;
  padding: 12px 20px;
  color: rgba(0, 0, 0, 0.6);
}

.main_content .form_group input[type="submit"] {
  background: rgb(40, 167, 69);
  width: 100%;
  padding: 12px 20px;
  color: #FFF;
  font-weight: 500;
  letter-spacing: .2rem;
  text-transform: uppercase;
  cursor: pointer;
}

.main_content .form_group .form_remember {
  font-size: .9rem;
  letter-spacing: 0;
  text-transform: none;
}

.main_content .form_group .form_remember input[type="checkbox"] {
  display: inline-block;
  margin-right: 10px;
  width: auto;
}

.main_content .form_group .form_recovery {  
  color: rgb(40, 167, 69);
  font-size: .9rem;
}

.main_content .label--checkbox {
  cursor: pointer;
  margin: .5rem;
  position: relative;
}

.main_content .checkbox {
  cursor: pointer;
  position: relative;
}

.main_content .checkbox::before {
  transition: all .250s ease-in-out;
  content: "";
  position: absolute;
  left: 0;
  z-index: 1;
  width: 1rem;
  height: 1rem;
  border: 2px solid #2196F3;
}

.main_content .checkbox:checked::before {
  transform: rotate(-45deg);
  height: .5rem;
  border-color: #2196F3;
  border-top-style: none;
  border-right-style: none;
}

.main_content .checkbox::after {
  content: "";
  position: absolute;
  top: -0.125rem;
  left: 0;
  width: 1.1rem;
  height: 1.1rem;
  background-color: #FFF;
  cursor: pointer;
}

.main_content .block {
  margin-top: 1rem;
  width: 100%;
}

.main_content .block--error {
  color: #F44336;
  font-weight: 500;
}

.main_content .auth_choice {
  text-align: center;
}

.main_content .auth_choice h3 {
  font-weight: 500;
}

.main_content .auth_choice a {
  display: block;
  background-color: #2196F3;
  letter-spacing: .2rem;
  padding: 1.25rem;
  margin-bottom: 2rem;
  color: #FFF;
  font-size: 1.5em;
  border: 2px solid #2196F3;
  text-transform: uppercase;
}

.main_content .auth_choice a:last-child {
  margin-bottom: 0;
}

.main_content .auth_choice a:hover {
  background-color: #FFF;
  color: #2196F3;
}

.main_content .auth_user {
  color: rgb(40, 167, 69);
  font-size: 1.5rem;
  margin-bottom: 2rem;
  text-transform: uppercase;
}