/* common styles */
* {
  margin: 0;
  padding: 0;
  font-family: 'Josefin Sans', sans-serif;
  outline: none;
}

html {
  font-size: 62.5%;
}

body {
  background-color: #f0f8fd;
}
/* end of common styles */

/* main page */
.main-page {
  width: 100%;
  height: 100vh;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: 1fr min-content;
}
/* left */
.left {
  grid-column: 1 / 2;
  grid-row: 1 / 2;
  background-color: #1aa1f5;
  display: flex;
  justify-content: center;
  align-items: center;
}

.left-content div {
  display: flex;
  align-items: center;
  margin: 4rem;
  color: #fff;
}

.left-content i {
  font-size: 3rem;
  margin-right: 2rem;
}

.left-content-heading {
  font-size: 2rem;
}
/* end of left */

/* right */
.right {
  grid-column: 2 / -1;
  grid-row: 1 / 2;
  position: relative;
}

.right-content-form {
  display: flex;
  justify-content: center;
  margin-top: 3rem;
}

.right-content-form div {
  position: relative;
}

.right-content-form input {
  width: 20rem;
  height: 4.5rem;
  margin-right: 1rem;
  font-size: 1.6rem;
  padding: 0 1rem;
  border: 0.1rem solid #ddd;
  border-radius: 0.5rem;
  background-color: #fff;
  transition: background-color 0.3s;
}

.right-content-form input:focus {
  background-color: #d9ebf7;
}

.right-content-form label {
  position: absolute;
  top: 5.5rem;
  left: 0;
  font-size: 1.6rem;
  font-weight: 300;
  color: #a7a6a6;
}

.btn-top {
  width: 8rem;
  background-color: #fff;
  color: #1aa1f5;
  border: 0.1rem solid #1aa1f5;
  border-radius: 3rem;
  font-size: 1.4rem;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s;
}

.btn-top:hover {
  background-color: #d9ebf7;
}

.middle-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  width: 40%;
}

.middle-content i {
  font-size: 4rem;
  color: #1aa1f5;
  margin-bottom: 2rem;
}

.middle-content h1 {
  font-size: 2.8rem;
  margin-bottom: 4rem;
  line-height: 4rem;
}

.middle-content h4 {
  font-size: 2rem;
  margin-bottom: 2rem;
}

.middle-content button {
  margin: 0.8rem 0;
  padding: 0.5rem;
  border: 0.1rem solid #1aa1f5;
  border-radius: 4rem;
  font-size: 1.6rem;
  cursor: pointer;
  transition: background-color 0.3s;
}

.sign-up {
  background-color: #1aa1f5;
  color: #fff;
}

.sign-up:hover {
  background-color: #0f5d8d;
}

.log-in {
  background-color: #fff;
}

.log-in:hover {
  background-color: #d9ebf7;
}
/* end of right */

/* footer */
.main-page-footer {
  grid-column: 1 / -1;
  grid-row: 2 / -1;
  background-color: #f5f4f4;
  padding: 1.5rem;
  border-top: 0.1rem solid #ddd;
}

.main-page-footer ul {
  display: flex;
  justify-content: center;
  list-style: none;
}

.main-page-footer a {
  font-size: 1.6rem;
  margin: 0 2rem;
  text-decoration: none;
  color: #444;
  font-weight: 300;
}
/* end of footer */
/* end of main page */

/* login page */
.login-page {
  width: 100%;
  height: 100vh;
  display: none;
  grid-template-columns: minmax(5rem, 1fr) 2fr minmax(5rem, 1fr);
  grid-template-rows: repeat(2, min-content) 1fr;
  grid-row-gap: 1.5rem;
}

/* login page nav */
.login-page-nav {
  grid-column: 1 / -1;
  grid-row: 1 / 2;
  background-color: #fff;
  padding: 2.5rem 0;
  box-shadow: 0 0 0.7rem rgba(0, 0, 0, 0.3);
  z-index: 1;
}

.login-page-nav ul {
  width: 100rem;
  margin: auto;
  display: flex;
  align-items: flex-end;
  list-style: none;
}

.login-page-nav li {
  margin: 0 1rem;
  position: relative;
}

.login-page-nav li:last-child {
  margin-left: auto;
}

.login-page-nav li::after {
  content: '';
  width: 100%;
  height: 0.4rem;
  background-color: #1aa1f5;
  position: absolute;
  bottom: -2.5rem;
  left: 0;
  opacity: 0;
  transition: opacity 0.3s;
}

.login-page-nav li:hover::after {
  opacity: 1;
}

.login-page-nav a {
  font-size: 1.6rem;
  text-decoration: none;
  color: #555;
  transition: color 0.3s;
}

.login-page-nav li:hover a {
  color: #1aa1f5;
}

.login-page-nav i {
  color: #1aa1f5;
  font-size: 2rem;
}
/* end of login page nav */

/* login */
.login {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
  background-color: #fff;
  width: 100rem;
  display: grid;
  grid-template-columns: 10rem 8fr;
  grid-template-rows: 2fr 1fr;
  box-shadow: 0 0 0.5rem rgba(0, 0, 0, 0.3);
}

.login-content {
  grid-column: 2 / -1;
  grid-row: 1 /2;
  padding: 5rem 0 1rem 0;
}

.login-content h2 {
  font-size: 2.4rem;
  margin-bottom: 3rem;
}

.login-form {
  display: flex;
  flex-direction: column;
}

.login-form input:not(.login-form-checkbox) {
  width: 30rem;
  height: 3.5rem;
  margin-bottom: 1rem;
  border: 0.1rem solid #ddd;
  border-radius: 0.5rem;
  padding-left: 1rem;
  font-size: 1.5rem;
  transition: background-color 0.3s;
}

.login-form input:focus {
  background-color: #d9ebf7;
}

.login-form div {
  margin-top: 2rem;
}

.login-form button {
  padding: 1rem 1.5rem;
  background-color: #1aa1f5;
  color: #fff;
  border-radius: 4rem;
  border: 0.1rem solid #1aa1f5;
  font-size: 1.5rem;
  font-weight: bold;
  margin-right: 1rem;
  cursor: pointer;
}

.login-form label {
  font-size: 1.6rem;
  font-weight: 300;
  margin-right: 1rem;
}

.login-form a {
  text-decoration: none;
  font-size: 1.6rem;
  color: #1aa1f5;
}

.login-footer {
  grid-column: 1 / -1;
  grid-row: 2 / -1;
  background-color: #edf3f7;
  padding-left: 100px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-top: 2rem;
}

.login-footer p {
  font-size: 1.6rem;
  font-weight: 300;
  margin: 0.5rem 0;
}

.login-footer a {
  text-decoration: none;
  color: #1aa1f5;
}
/* end of login */

/* login modal */
.login-modal {
  position: fixed;
  top: 11.5rem;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fff;
  width: 70rem;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 0 0.7rem rgba(0, 0, 0, 0.3);
  border-radius: 0 0 1rem 1rem;
  display: none;
}

.login-modal i {
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-size: 1.3rem;
  color: #868383;
  cursor: pointer;
}

.login-modal p {
  margin: 2rem 1rem 0 1rem;
  font-size: 1.6rem;
  color: #868383;
}
/* end of login modal */
/* end of login page */

/* feeds page */
.feeds-page {
  width: 100%;
  height: 100vh;
  display: none;
}

/* feeds nav */
.feeds-nav {
  position: fixed;
  width: 100%;
  height: 6.5rem;
  background-color: #fff;
  display: flex;
  justify-content: center;
  box-shadow: 0 0 0.7rem rgba(0, 0, 0, 0.3);
}

.icons {
  display: flex;
  align-items: center;
}

.icons a {
  text-decoration: none;
  margin-right: 7rem;
  font-size: 2.5rem;
  color: #9e9a9a;
}

.icons .active {
  color: #1aa1f5;
}

.search-bar {
  display: flex;
  align-items: center;
  position: relative;
}

.search-bar-input {
  width: 35rem;
  height: 3rem;
  border: 0.1rem solid #d6e1e9;
  border-radius: 3rem;
  background-color: #d6e1e9;
  padding-left: 5rem;
  transition: all 0.3s;
}

.search-bar-input:focus {
  background-color: #fff;
  border-color: #1aa1f5;
}

.search-bar i {
  position: absolute;
  font-size: 1.6rem;
  left: 1.5rem;
  color: #9e9a9a;
}

.user {
  margin-left: 3rem;
  display: flex;
  align-items: center;
  cursor: pointer;
}

.user-img-wrapper {
  width: 4rem;
  height: 4rem;
}

.user-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.user-link {
  margin: 0 1rem;
  text-decoration: none;
  font-size: 1.8rem;
  color: #444;
}

.user i {
  color: #444;
  font-size: 1.6rem;
}

/* end of feeds nav */

/* feeds content */
.feeds-content {
  display: grid;
  grid-template-columns: minmax(5rem, 1fr) 60rem 40rem minmax(5rem, 1fr);
  grid-template-rows: repeat(2, min-content);
  padding-top: 6.5rem;
}

.feeds-header {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
  background-color: #fff;
  margin-top: 1.5rem;
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 0.1rem solid #eee;
  padding: 1.5rem;
}

.header-top h4 {
  font-size: 2.2rem;
}

.header-top i {
  font-size: 2rem;
  color: #1aa1f5;
}

.header-post {
  display: flex;
  align-items: center;
  padding: 1rem;
  border-bottom: 0.1rem solid #eee;
}

.header-img-wrapper {
  width: 4rem;
  height: 4rem;
  margin-right: 1.5rem;
}

.header-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.header-post input {
  width: 35rem;
  height: 3rem;
  border: 0.1rem solid #d6e1e9;
  border-radius: 3rem;
  background-color: #d6e1e9;
  padding: 0.4rem 1.5rem;
}

.header-post i {
  font-size: 2.5rem;
  color: #1aa1f5;
  margin: 1rem;
}

.posts {
  grid-column: 2 / 3;
  grid-row: 2 / -1;
  background-color: #fff;
}

.post {
  display: flex;
  padding: 1.5rem;
  border-bottom: 0.1rem solid #eee;
}

.user-avatar {
  width: 6rem;
  height: 6rem;
  flex-shrink: 0;
  margin-right: 1.5rem;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.post-user-info {
  display: flex;
  align-items: center;
  margin: 1rem 0;
}

.post-user-info h4 {
  font-size: 1.6rem;
  margin-right: 0.5rem;
}

.post-user-info i {
  font-size: 1.6rem;
  color: #1aa1f5;
  margin-right: 0.5rem;
}

.post-user-info span {
  font-size: 1.6rem;
}

.post-text {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

.post-img {
  width: 48rem;
  height: 30rem;
}

.post-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 1rem;
}

.post-icons {
  margin-top: 1rem;
}

.post-icons i {
  font-size: 1.8rem;
  color: #868383;
  margin-right: 6rem;
}

.follow {
  position: fixed;
  top: 8rem;
  left: 57%;
  background-color: #fff;
  width: 35rem;
}

.follow-heading {
  padding: 1rem;
  font-size: 1.8rem;
  border-bottom: 0.1rem solid #eee;
}

.follow-user {
  display: flex;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 0.1rem solid #eee;
}

.follow-user-img {
  width: 6rem;
  height: 6rem;
  margin-right: 2rem;
}

.follow-user-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.follow-user-info h4,
.follow-user-info p {
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
}

.follow-btn {
  margin-left: auto;
  width: 9rem;
  background-color: #fff;
  color: #1aa1f5;
  padding: 0.7rem 0.5rem;
  border: 0.1rem solid #1aa1f5;
  border-radius: 2rem;
  font-size: 1.6rem;
  cursor: pointer;
}

.follow-link {
  margin: 2rem 1rem;
}

.follow-link a {
  text-decoration: none;
  color: #1aa1f5;
  font-size: 1.5rem;
}

.follow-footer {
  background-color: #f0f8fd;
}

.follow-footer ul {
  list-style: none;
  display: flex;
  padding: 2rem 0;
}

.follow-footer a {
  text-decoration: none;
  font-size: 1.5rem;
  color: #868383;
  margin: 0 0.7rem;
}
/* end of feeds content */

.post-btn {
  position: fixed;
  bottom: 2rem;
  left: 68%;
  width: 12rem;
  padding: 1.5rem 1rem;
  background-color: #1aa1f5;
  color: #fff;
  font-size: 2rem;
  border: 0.1rem solid #1aa1f5;
  border-radius: 3rem;
  cursor: pointer;
  box-shadow: 0 0.3rem 1rem rgba(0, 0, 0, 0.3);
  transition: background-color 0.3s;
}

.post-btn:hover {
  background-color: #117abb;
}

/* post modal */
.modal-wrapper {
  position: fixed;
  background-color: rgba(0, 0, 0, 0.5);
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0;
  visibility: hidden;
}

.modal-wrapper-display {
  opacity: 1;
  visibility: visible;
}

.modal {
  width: 60rem;
  background-color: #fff;
  position: absolute;
  top: 25%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 1.5rem;
  display: none;
}

.modal-header {
  padding: 1.5rem 2.5rem;
  display: flex;
  align-items: center;
  border-bottom: 0.1rem solid #eee;
}

.modal-header i {
  font-size: 2.3rem;
  color: #1aa1f5;
  cursor: pointer;
}

.modal-header button {
  margin-left: auto;
  width: 8rem;
  padding: 0.8rem 0.5rem;
  background-color: #1aa1f5;
  color: #fff;
  font-size: 1.6rem;
  border: 0.1rem solid #1aa1f5;
  border-radius: 3rem;
  opacity: 0.5;
}

.modal-body {
  display: flex;
  padding: 2rem 1.5rem 1rem 1.5rem;
}

.modal-img {
  width: 4rem;
  height: 4rem;
  margin-right: 1.5rem;
}

.modal-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.modal-input {
  width: 53rem;
  padding: 1rem 0 8rem 1rem;
  background-color: #d6e1e9;
  border: 0.1rem solid #eee;
  border-radius: 1.5rem;
  font-size: 1.6rem;
}

.modal-input:focus {
  background-color: #fff;
  border-color: #1aa1f5;
}

.modal-body i {
  position: absolute;
  bottom: 8.5rem;
  right: 2.8rem;
  font-size: 2rem;
  color: #1aa1f5;
}

.modal-footer {
  padding: 0 2rem 2rem 8rem;
}

.modal-icons {
  display: flex;
  align-items: center;
}

.modal-icons i {
  margin-right: 2rem;
  font-size: 2.7rem;
  color: #1aa1f5;
}

.modal-icons span {
  margin-left: auto;
  font-size: 5rem;
  width: 4rem;
  height: 4rem;
  border: 0.1rem solid #1aa1f5;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #1aa1f5;
  opacity: 0.5;
}
/* end of post modal */

/* sidebar */
.sidebar-wrapper {
  position: fixed;
  background-color: rgba(0, 0, 0, 0.5);
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  opacity: 0;
  visibility: hidden;
  transition: all 0.5s;
}

.sidebar-wrapper-display {
  opacity: 1;
  visibility: visible;
}

.sidebar {
  position: fixed;
  top: 0;
  right: -30rem;
  width: 30rem;
  height: 100vh;
  background-color: #fff;
  padding: 2.5rem;
  box-sizing: border-box;
  box-shadow: -0.1rem 0 0.5rem rgba(0, 0, 0, 0.3);
  transition: right 0.5s cubic-bezier(1, 0, 0, 1);
}

.sidebar-display {
  right: 0;
}

.sidebar-header {
  display: flex;
  align-items: center;
  padding-bottom: 1.5rem;
  border-bottom: 0.1rem solid #eee;
}

.sidebar-header h2 {
  font-size: 2rem;
}

.sidebar-header i {
  margin-left: auto;
  font-size: 2.5rem;
  color: #1aa1f5;
  cursor: pointer;
}

.sidebar-user {
  display: flex;
  align-items: center;
  padding-top: 1.5rem;
}

.sidebar-user-img {
  width: 4rem;
  height: 4rem;
}

.sidebar-user-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.sidebar-user span {
  margin-left: auto;
  width: 3.5rem;
  height: 3.5rem;
  font-size: 5rem;
  border: 0.1rem solid #1aa1f5;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #1aa1f5;
}

.sidebar-user-info {
  padding: 1.5rem 0;
  font-size: 1.8rem;
}

.sidebar-user-info h4 {
  margin-bottom: 0.5rem;
}

.following {
  display: flex;
  padding: 1.5rem 0;
}

.following-paragraph {
  font-size: 1.8rem;
}

.following-paragraph:first-child {
  margin-right: 2.5rem;
}

.following-paragraph span {
  font-weight: bold;
}

.sidebar-list-1 {
  border-bottom: 0.1rem solid #eee;
}

.sidebar-list-1 ul {
  list-style: none;
  padding: 1.5rem 0;
}

.sidebar-list-1 li {
  margin-bottom: 2.5rem;
}

.sidebar-list-1 a {
  text-decoration: none;
  font-size: 1.6rem;
  color: #868383;
}

.sidebar-list-1 i {
  margin-right: 1rem;
}

.sidebar-list-2 ul {
  list-style: none;
  padding: 3rem 0;
}

.sidebar-list-2 li {
  margin-bottom: 2.5rem;
}

.sidebar-list-2 a {
  text-decoration: none;
  font-size: 1.6rem;
  color: #868383;
}

/* dark mode */
.dark-mode {
  display: flex;
  align-items: center;
}

.dark-mode p {
  margin-right: 8rem;
  font-size: 1.6rem;
  color: #868383;
}

.toggle {
  width: 4.5rem;
  height: 1.5rem;
  background-color: #777;
  border-radius: 3rem;
  box-shadow: inset 0 0.2rem 1rem rgba(0, 0, 0, 0.3);
  position: relative;
}

.circle {
  width: 2rem;
  height: 2rem;
  background-color: #ddd;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  box-shadow: 0 0.1rem 0.3rem rgba(0, 0, 0, 0.3);
  transition: all 0.1s linear;
}

.move {
  left: 2.5rem;
  background-color: #117abb;
}

.dark-1 {
  background-color: #1c2938;
}

.dark-2 {
  background-color: #10171e !important;
}

.light {
  color: #fff;
}

.border-color {
  border-color: #444 !important;
}
/* end of dark mode */
/* end of sidebar */
/* end of feeds page */

/* responsive */
@media (max-width: 1600px) {
  /* news feed page */
  .follow {
    left: 58.5%;
  }
}

@media (max-width: 1300px) {
  /* main page */
  .middle-content {
    width: 60%;
  }

  .main-page-footer ul {
    flex-wrap: wrap;
  }

  .main-page-footer li {
    margin-bottom: 1rem;
  }

  /* news feed page */
  .follow {
    left: 60%;
  }
}

@media (max-width: 1100px) {
  /* main page */
  .main-page {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(2, 1fr) min-content;
  }

  .right {
    grid-column: 1 / 2;
    grid-row: 1/ 2;
    width: 70%;
    margin: auto;
  }

  .right-content-form {
    display: none;
  }

  .left {
    grid-row: 2 / 3;
  }

  .left-content {
    width: 50%;
    margin: auto;
  }

  .left-content h3 {
    line-height: 3rem;
  }

  .main-page-footer {
    grid-row: 3 / 4;
  }

  /* login page */
  .login-page-nav ul {
    width: 80rem;
  }

  .login {
    width: 80rem;
  }

  .login-modal {
    width: 60rem;
  }

  /* news feed page */
  .feeds-content {
    grid-template-columns: minmax(5rem, 1fr) 2fr minmax(5rem, 1fr);
  }

  .search-bar {
    display: none;
  }

  .follow {
    display: none;
  }

  .post-btn {
    left: 80%;
  }
}

@media (max-width: 800px) {
  /* main page */
  .right {
    width: 80%;
  }

  .middle-content i {
    display: none;
  }

  .middle-content h1 {
    margin-bottom: 2rem;
  }

  .middle-content h4 {
    margin-bottom: 1rem;
  }

  .left-content {
    width: 60%;
  }
}

@media (max-width: 900px) {
  /* login page */
  .login-page-nav ul {
    width: 60rem;
  }

  .login {
    width: 60rem;
  }

  .login-modal {
    width: 50rem;
  }
}

@media (max-width: 700px) {
  /* login page */
  .login-page-nav ul {
    width: 50rem;
  }

  .login {
    width: 50rem;
  }

  .login-modal {
    width: 40rem;
  }

  /* news feed page */
  .feeds-content {
    grid-template-columns: 1fr;
  }

  .feeds-header {
    grid-column: 1 / -1;
  }

  .posts {
    grid-column: 1 / -1;
  }

  .modal {
    width: 90%;
  }

  .modal-img {
    flex-shrink: 0;
  }

  .post-btn {
    left: 75%;
    font-size: 1.8rem;
    width: 11rem;
    padding: 1.2rem 0.8rem;
  }

  .sidebar-list-1 li,
  .sidebar-list-2 li {
    margin-bottom: 1.5rem;
  }
}

@media (max-width: 600px) {
  /* main page */
  .main-page {
    grid-template-rows: 1fr min-content;
  }

  .left {
    display: none;
  }

  .right {
    grid-row: 1 / 2;
    width: 90%;
  }

  /* login page */
  .login-page-nav ul {
    width: 40rem;
  }

  .login {
    width: 40rem;
    grid-template-columns: 5rem 8fr;
  }

  .login-form label {
    font-size: 1.4rem;
  }

  .login-form a {
    font-size: 1.4rem;
  }

  .login-footer {
    padding-left: 5rem;
  }

  .login-footer p {
    font-size: 1.4rem;
  }

  .login-modal {
    width: 30rem;
  }

  .login-modal i {
    top: 2.5rem;
  }

  .login-modal p {
    font-size: 1.4rem;
  }

  /* news feed page */
  .user a,
  .user i {
    display: none;
  }

  .header-post input {
    width: 27rem;
  }

  .post-text {
    width: 90%;
  }

  .post-img {
    width: 90%;
    height: 25rem;
  }

  .post-btn {
    left: 70%;
  }
}

@media (max-width: 500px) {
  /* main page */
  .middle-content h1 {
    font-size: 2.5rem;
  }

  /* login page */
  .login-page-nav ul {
    width: 30rem;
  }

  .login {
    width: 30rem;
    grid-template-columns: 2rem 8fr;
  }

  .login-form input:not(.login-form-checkbox) {
    width: 20rem;
  }

  .login-form a {
    display: block;
    margin-top: 1.5rem;
  }

  .login-footer {
    padding-left: 2rem;
  }

  /* news feed page */
  .icons a {
    margin-right: 5rem;
  }

  .header-img-wrapper {
    display: none;
  }

  .header-post {
    justify-content: center;
  }

  .header-post input {
    width: 20rem;
  }

  .post {
    padding: 1rem;
  }

  .user-avatar {
    width: 4rem;
    height: 4rem;
    margin-right: 1rem;
  }
}

@media (max-width: 400px) {
  /* login page */
  .login-page {
    grid-template-columns: 2rem 2fr 2rem;
  }

  .login {
    width: 100%;
  }

  .login-modal {
    width: 25rem;
  }

  /* news feed page */
  .icons i {
    font-size: 2rem;
  }

  .icons a {
    margin-right: 4rem;
  }

  .user {
    margin-left: 1rem;
  }

  .header-post input {
    width: 16rem;
  }

  .header-post i {
    font-size: 2rem;
  }

  .post-icons i {
    margin-right: 4rem;
  }

  .post-btn {
    left: 60%;
  }
}
/* end of responsive */