:root {
  /* Основная цветовая схема */
  --primary-color: #3a1cff;
  --primary-dark: #2a12d0;
  --primary-light: #6348ff;
  --secondary-color: #1effdd;
  --secondary-dark: #14c7aa;
  --secondary-light: #70fff0;
  --accent-color: #ff1e8c;
  --accent-dark: #d01872;
  --accent-light: #ff70b9;

  /* Монохромные оттенки */
  --dark: #121121;
  --dark-gray: #292639;
  --gray: #4e4a68;
  --light-gray: #9794aa;
  --very-light-gray: #e8e7f0;
  --light: #f7f7fc;
  --white: #ffffff;

  /* Функциональные цвета */
  --text-color: var(--dark);
  --text-color-light: var(--white);
  --text-color-muted: var(--gray);
  --background-color: var(--light);
  --card-background: var(--white);
  --border-color: var(--very-light-gray);
  --footer-background: var(--dark);
  --footer-text: var(--light);

  /* Тени */
  --card-shadow: 0 10px 30px rgba(25, 25, 46, 0.1);
  --hover-shadow: 0 15px 35px rgba(25, 25, 46, 0.15);
  --button-shadow: 0 4px 15px rgba(58, 28, 255, 0.2);
  --text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);

  /* Скругления */
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --border-radius-xl: 30px;
  --border-radius-circle: 50%;

  /* Переходы */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Параметры текста */
  --heading-font: 'Archivo Black', sans-serif;
  --body-font: 'Roboto', sans-serif;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
}

/* Базовые стили */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--body-font);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--background-color);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  margin-bottom: 1rem;
  line-height: 1.3;
  color: var(--dark);
}

h1 {
  font-size: var(--text-5xl);
}

h2 {
  font-size: var(--text-4xl);
}

h3 {
  font-size: var(--text-3xl);
}

h4 {
  font-size: var(--text-2xl);
}

h5 {
  font-size: var(--text-xl);
}

h6 {
  font-size: var(--text-lg);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

p {
  margin-bottom: 1rem;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  /* padding-top: 2rem;
  padding-bottom: 2rem; */
}

section {
  padding: 4rem 0;
  position: relative;
}

/* Утилиты */
.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-left {
  text-align: left;
}

.text-muted {
  color: var(--text-color-muted);
}

.bg-dark {
  background-color: var(--dark);
  color: var(--light);
}

.bg-light {
  background-color: var(--light);
}

.bg-primary {
  background-color: var(--primary-color);
  color: var(--white);
}

.section-title {
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 2;
}

.section-subtitle {
  color: var(--text-color-muted);
  margin-bottom: 2rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Карточки */
.card {
  background-color: var(--card-background);
  border-radius: var(--border-radius-md);
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: none;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--hover-shadow);
}

.card-image {
  position: relative;
  overflow: hidden;
  border-top-left-radius: var(--border-radius-md);
  border-top-right-radius: var(--border-radius-md);
  display: flex;
  justify-content: center;
  align-items: center;
}

.image-container {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card:hover .image-container img {
  transform: scale(1.05);
}

.card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-content h3 {
  font-size: var(--text-xl);
  margin-bottom: 1rem;
}

/* Кнопки */
.btn, button, input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  transition: all var(--transition-normal);
  border: none;
  cursor: pointer;
  text-align: center;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn:after, button:after, input[type="submit"]:after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  top: 0;
  left: -100%;
  transition: all 0.3s ease;
  z-index: -1;
}

.btn:hover:after, button:hover:after, input[type="submit"]:hover:after {
  left: 0;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: var(--white);
  box-shadow: var(--button-shadow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
  box-shadow: 0 5px 20px rgba(58, 28, 255, 0.3);
  color: var(--white);
}

.btn-outline-primary {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
  color: var(--dark);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-color));
  box-shadow: 0 5px 20px rgba(30, 255, 221, 0.3);
  color: var(--dark);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--text-lg);
}

.btn-block {
  display: block;
  width: 100%;
}

/* Хедер и навигация */
.header {
  background-color: rgba(18, 17, 33, 0.9);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: all var(--transition-normal);
  z-index: 1000;
}

.navbar {
  padding: 1rem 0;
}

.navbar-brand {
  font-family: var(--heading-font);
  font-size: var(--text-2xl);
  color: var(--white);
  font-weight: bold;
}

.navbar-brand:hover {
  color: var(--primary-light);
}

.navbar-dark .navbar-nav .nav-link {
  color: var(--light);
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: color var(--transition-fast);
  position: relative;
}

.navbar-dark .navbar-nav .nav-link:after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  background: var(--secondary-color);
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  transition: width var(--transition-normal);
}

.navbar-dark .navbar-nav .nav-link:hover {
  color: var(--secondary-color);
}

.navbar-dark .navbar-nav .nav-link:hover:after {
  width: 70%;
}

/* Hero секция */
.hero-section {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  color: var(--white);
  text-align: center;
}

.parallax-section {
  background-attachment: fixed;
  background-position: center;
  background-size: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(18, 17, 33, 0.7), rgba(58, 28, 255, 0.4));
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1.5rem;
  color: var(--white);
  text-shadow: var(--text-shadow);
  position: relative;
  z-index: 2;
}

.hero-subtitle {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--white);
  text-shadow: var(--text-shadow);
  position: relative;
  z-index: 2;
}

.hero-btn {
  margin-top: 1rem;
  position: relative;
  z-index: 2;
}

/* Services секция */
.services-section {
  position: relative;
  background-color: var(--light);
  overflow: hidden;
}

.services-section:before {
  content: '';
  position: absolute;
  top: -100px;
  left: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--primary-light) 0%, rgba(255, 255, 255, 0) 70%);
  opacity: 0.1;
  z-index: 0;
  border-radius: var(--border-radius-circle);
}

.services-section:after {
  content: '';
  position: absolute;
  bottom: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--secondary-light) 0%, rgba(255, 255, 255, 0) 70%);
  opacity: 0.1;
  z-index: 0;
  border-radius: var(--border-radius-circle);
}

.service-card {
  text-align: center;
}

.service-card h3 {
  color: var(--primary-color);
  margin-top: 0.5rem;
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--text-color-muted);
}

/* Team секция */
.team-section {
  position: relative;
  background-color: var(--white);
}

.team-card {
  text-align: center;
}

.team-card .image-container {
  height: 300px;
}

.team-card .image-container img {
  /* border-radius: var(--border-radius-circle); */
  object-position: center top;
}

.team-card .position {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 1rem;
}

/* Pricing секция */
.pricing-section {
  position: relative;
  background-color: var(--light);
}

.pricing-card {
  text-align: center;
  transition: transform var(--transition-normal);
  border: 1px solid var(--border-color);
}

.pricing-card.featured {
  transform: scale(1.05);
  border: 2px solid var(--primary-light);
  position: relative;
}

.pricing-card.featured:before {
  content: "Популярний";
  position: absolute;
  top: 0px;
  right: 30px;
  background: var(--accent-color);
  color: var(--white);
  padding: 5px 15px;
  border-radius: var(--border-radius-sm);
  font-size: var(--text-sm);
  font-weight: 600;
}

.pricing-card .card-header {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: var(--white);
  padding: 2rem 1.5rem;
  border-bottom: none;
}

.pricing-card h3 {
  font-size: var(--text-2xl);
  margin-bottom: 0.5rem;
  color: var(--white);
}

.price {
  margin-bottom: 0;
}

.price .amount {
  font-size: var(--text-4xl);
  font-weight: 700;
}

.price .period {
  font-size: var(--text-sm);
  opacity: 0.8;
}

.features-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  text-align: left;
}

.features-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  padding-left: 1.5rem;
}

.features-list li:before {
  content: "✓";
  color: var(--primary-color);
  position: absolute;
  left: 0;
  font-weight: 700;
}

.progress-container {
  margin: 1.5rem 0;
}

.progress-label {
  text-align: left;
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.progress {
  height: 8px;
  background-color: var(--very-light-gray);
  border-radius: var(--border-radius-sm);
  margin-bottom: 1.5rem;
}

.progress-bar {
  background: linear-gradient(to right, var(--primary-color), var(--primary-light));
  border-radius: var(--border-radius-sm);
}

/* Resources секция */
.resources-section {
  background-color: var(--white);
}

.resource-card {
  display: flex;
  flex-direction: column;
}

.resource-card .card-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-grow: 1;
}

.resource-card h3 {
  color: var(--primary-color);
}

.resource-card p {
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* Events секция */
.events-section {
  background-color: var(--light);
}

.event-card {
  margin-bottom: 1.5rem;
}

.event-card .card-content {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  padding: 1rem;
}

.event-date {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: var(--white);
  padding: 1rem;
  border-radius: var(--border-radius-md);
  text-align: center;
  margin-right: 1.5rem;
  min-width: 90px;
}

.event-date .day {
  font-size: var(--text-3xl);
  font-weight: 700;
  display: block;
  line-height: 1;
}

.event-date .month {
  font-size: var(--text-base);
  text-transform: uppercase;
}

.event-details {
  flex-grow: 1;
}

.event-details h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: var(--text-xl);
}

.event-meta {
  color: var(--text-color-muted);
  margin-bottom: 0.75rem;
  font-size: var(--text-sm);
}

.event-meta i {
  margin-right: 0.25rem;
}

/* Instructors секция */
.instructors-section {
  background-color: var(--white);
}

.instructor-card {
  text-align: center;
}

.instructor-card .image-container {
  height: 300px;
}

.instructor-card .position {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 1rem;
}

.skills {
  margin: 1.5rem 0;
}

.skill-item {
  margin-bottom: 0.75rem;
}

.skill-name {
  display: block;
  text-align: left;
  margin-bottom: 0.25rem;
  font-weight: 500;
}

/* Case Studies секция */
.case-studies-section {
  background-color: var(--light);
}

.case-study-card {
  margin-bottom: 2rem;
}

.case-study-card .card-image {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.case-meta {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 1rem;
  display: block;
}

.results {
  margin: 1.5rem 0;
}

.result-item {
  margin-bottom: 0.75rem;
}

.result-label {
  display: block;
  text-align: left;
  margin-bottom: 0.25rem;
  font-weight: 500;
}

/* Awards секция */
.awards-section {
  background-color: var(--white);
  text-align: center;
}

.award-item {
  margin-bottom: 2rem;
}

.award-icon {
  display: inline-block;
  margin-bottom: 1.5rem;
  transition: transform var(--transition-normal);
}

.award-icon img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: var(--border-radius-circle);
  border: 3px solid var(--primary-light);
  box-shadow: 0 10px 25px rgba(58, 28, 255, 0.15);
  margin: 0 auto;
}

.award-item:hover .award-icon {
  transform: scale(1.05);
}

.award-item h3 {
  font-size: var(--text-xl);
  margin-bottom: 0.75rem;
  color: var(--primary-color);
}

/* Sustainability секция */
.sustainability-section {
  background-color: var(--light);
}

.sustainability-image img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
  width: 100%;
  height: auto;
  object-fit: cover;
}

.sustainability-content {
  padding: 1rem 0 1rem 1.5rem;
}

.sustainability-content h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.sustainability-item {
  margin-bottom: 1.5rem;
}

.sustainability-item h4 {
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
  font-size: var(--text-lg);
}

/* Contact секция */
.contact-section {
  background-color: var(--white);
}

.contact-info {
  margin-bottom: 2rem;
}

.contact-image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.contact-image img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.contact-item {
  margin-bottom: 1.5rem;
}

.contact-item h3 {
  font-size: var(--text-lg);
  margin-bottom: 0.5rem;
  color: var(--primary-color);
  display: flex;
  align-items: center;
}

.contact-item h3 i {
  margin-right: 0.5rem;
}

.contact-form {
  background-color: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
}

.contact-form .card-content {
  padding: 2rem;
}

.form-control {
  background-color: var(--light);
  border: none;
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius-md);
}

.form-control:focus {
  box-shadow: 0 0 0 3px rgba(58, 28, 255, 0.15);
  border-color: var(--primary-color);
}

.form-check-input:checked {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

/* Footer */
.footer {
  background-color: var(--dark);
  color: var(--footer-text);
  padding: 4rem 0 2rem;
  position: relative;
  overflow: hidden;
}

.footer:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(to right, var(--primary-color), var(--secondary-color), var(--accent-color));
}

.footer-info {
  margin-bottom: 2rem;
}

.footer-title {
  font-size: var(--text-xl);
  margin-bottom: 1.5rem;
  color: var(--white);
}

.footer-links {
  margin-bottom: 2rem;
}

.footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav li {
  margin-bottom: 0.75rem;
}

.footer-nav a {
  color: var(--light-gray);
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--primary-light);
  text-decoration: none;
}

.footer-newsletter {
  margin-bottom: 2rem;
}

.footer-newsletter p {
  margin-bottom: 1.5rem;
}

.social-links {
  margin-top: 1.5rem;
}

.social-links p {
  margin-bottom: 0.5rem;
}

.social-links a {
  display: inline-block;
  color: var(--light);
  margin-right: 1rem;
  margin-bottom: 0.5rem;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.social-links a:hover {
  color: var(--primary-light);
  transform: translateY(-3px);
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.copyright {
  color: var(--light-gray);
  font-size: var(--text-sm);
}

/* Success page */
.success-page {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: 100vh;
  padding: 2rem;
}

.success-icon {
  width: 120px;
  height: 120px;
  background-color: var(--primary-color);
  border-radius: var(--border-radius-circle);
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 2rem;
  animation: pulse 2s infinite;
}

.success-icon:after {
  content: "✓";
  font-size: 4rem;
  color: var(--white);
}

.success-message {
  max-width: 600px;
}

.success-message h1 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.success-actions {
  margin-top: 2rem;
}

/* Privacy and Terms pages */
.page-content {
  padding-top: 100px;
  padding-bottom: 4rem;
}

.page-content h1 {
  margin-bottom: 2rem;
  color: var(--primary-color);
}

.page-content h2 {
  color: var(--primary-dark);
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
}

.page-content p {
  margin-bottom: 1.5rem;
}

.page-content ul {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.page-content li {
  margin-bottom: 0.5rem;
}

/* Анимации */
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(58, 28, 255, 0.4);
  }
  70% {
    box-shadow: 0 0 0 20px rgba(58, 28, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(58, 28, 255, 0);
  }
}

/* Медиа запросы */
@media (max-width: 992px) {
  .event-card .card-content {
    flex-direction: column;
  }
  
  .event-date {
    margin-right: 0;
    margin-bottom: 1rem;
    padding: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
  }
  
  .event-date .day {
    font-size: var(--text-2xl);
    margin-right: 0.5rem;
    display: inline-block;
  }
  
  .pricing-card.featured {
    transform: none;
  }
  
  .sustainability-content {
    padding: 2rem 0 0 0;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: var(--text-4xl);
  }
  
  h2 {
    font-size: var(--text-3xl);
  }
  
  .hero-title {
    font-size: var(--text-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--text-base);
  }
  
  section {
    padding: 3rem 0;
  }
  
  .card-image .image-container {
    height: 200px;
  }
  
  .team-card .image-container,
  .instructor-card .image-container {
    height: 250px;
  }
}

@media (max-width: 576px) {
  .container {
    /* padding-left: 1.5rem;
    padding-right: 1.5rem; */
  }
  
  .award-icon img {
    width: 100px;
    height: 100px;
  }
}

/* Форматирование форм */
.form-label {
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.input-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.input-group .form-control {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.input-group .btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

/* Стили для ссылок "Читать далее" */
.read-more {
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  color: var(--primary-color);
  transition: all var(--transition-fast);
}

.read-more:after {
  content: "→";
  margin-left: 0.5rem;
  transition: transform var(--transition-fast);
}

.read-more:hover {
  color: var(--primary-dark);
}

.read-more:hover:after {
  transform: translateX(5px);
}

/* Биоморфные элементы */
.biomorphic-blob {
  position: absolute;
  border-radius: 71% 29% 81% 19% / 40% 72% 28% 60%;
  background: radial-gradient(circle, var(--primary-light) 0%, rgba(255, 255, 255, 0) 70%);
  opacity: 0.05;
  z-index: 0;
  animation: morphing 15s linear infinite alternate;
}

.blob-1 {
  top: -200px;
  left: -200px;
  width: 500px;
  height: 500px;
}

.blob-2 {
  bottom: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  animation-delay: -5s;
}

.blob-3 {
  top: 30%;
  left: -150px;
  width: 300px;
  height: 300px;
  animation-delay: -10s;
}

@keyframes morphing {
  0% {
    border-radius: 71% 29% 81% 19% / 40% 72% 28% 60%;
    transform: rotate(0deg);
  }
  25% {
    border-radius: 40% 60% 30% 70% / 60% 30% 70% 40%;
  }
  50% {
    border-radius: 60% 40% 70% 30% / 30% 60% 40% 70%;
    transform: rotate(180deg);
  }
  75% {
    border-radius: 30% 70% 50% 50% / 50% 50% 50% 50%;
  }
  100% {
    border-radius: 71% 29% 81% 19% / 40% 72% 28% 60%;
    transform: rotate(360deg);
  }
}

/* Настройка ScrollReveal */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}