index.css

<style>
        @import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");
*,
*::after,
*::before {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

.html {
  font-size: 62.5%;
}

body {
  font-family: "Poppins", sans-serif;
}

/* ///////////..utility classes../////////// */

.container {
  max-width: 1200px;
  width: 90%;
  margin: auto;
}

.btn {
  display: inline-block;
  padding: 0.5em 1.5em;
  text-decoration: none;
  border-radius: 50px;
  cursor: pointer;
  outline: none;
  margin-top: 1em;
  text-transform: uppercase;
  font-weight: small;
}

.btn-primary {
  color: #fff;
  background: #16a083;
}

.btn-primary:hover {
  background: #117964;
}
/*navbar*/
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

nav {
    background-color: #333;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

nav ul li {
    display:contents;
  align-content:flex-end;
}

nav ul li a {
    display:contents;
    padding: 10px 20px;
    text-decoration: none;
    color: white;
    align-items: end;
}

nav ul li a:hover {
    color:yellowgreen;
}
/* ............//// Showcase styling ////......... */

.showcase-area {
  height:35vh;
  width: 1500px;
  background: linear-gradient(
      rgba(240, 240, 240, 0.144),
      rgba(255, 255, 255, 0.336)
    ),
    url("https://www.cypressgreen.in/blog/wp-content/uploads/2021/03/food-2048x1366.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.showcase-container {
  display:inline-block;
  flex-direction: row;
  align-items: left;
justify-content: center;
  height: 100%;
  font-size: 1.6rem;
}
#home
{
  font-size:large;
  font-family: 'Courier New', Courier, monospace;
}

form{
    position: relative;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    transition: all 1s;
    width: 50px;
    height: 50px;
    background: white;
    box-sizing: border-box;
    border-radius: 25px;
    border: 4px solid white;
    padding: 5px;
}

input{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;;
    height: 42.5px;
    line-height: 30px;
    outline: 0;
    border: 0;
    display: none;
    font-size: 1em;
    border-radius: 20px;
    padding: 0 20px;
}

.fa{
    box-sizing: border-box;
    padding: 10px;
    width: 42.5px;
    height: 42.5px;
    position: absolute;
    top: 0;
    right: 0;
    border-radius: 50%;
    color: #07051a;
    text-align: center;
    font-size: 1.2em;
    transition: all 1s;
}

form:hover input,
form:valid{
    width: 200px;
    cursor: pointer;
}

form:hover input,
form:valid input{
    display: block;
}

form:hover .fa,
form:valid .fa{
    background: #07051a;
}


a {
  display: none;
  position: absolute;
  top: 70px;
  bottom:0;
  left: 0;
  right: 0;
  font-size: 20px;
  color: rgb(107, 94, 94);
  text-align: center; 
  width: 100%;
}

form:valid a {
  display: block;
}

/* ......//about us//...... */

#about {
  padding: 50px 0;
  background-color: #f5f5f7;
}

.about-wrapper {
  display: flex;
  flex-wrap: wrap;
}

#about h2 {
  font-size: 2.3rem;
}

#about p {
  font-size: 1.2rem;
  color: #555;
}

#about .small {
  font-size: 1.2rem;
  color: #666;
  font-weight: 600;
}

.about-img {
  flex: 1 1 400px;
  padding: 30px;
  transform: translateX(150%);
  animation: about-img-animation 1s ease-in-out forwards;
}

@keyframes about-img-animation {
  100% {
    transform: translate(0);
  }
}

.about-text {
  flex: 1 1 400px;
  padding: 30px;
  margin: auto;
  transform: translate(-150%);
  animation: about-text-animation 1s ease-in-out forwards;
}

@keyframes about-text-animation {
  100% {
    transform: translate(0);
  }
}

.about-img img {
  display: block;
  height: 400px;
  max-width: 100%;
  margin: auto;
  object-fit: cover;
  object-position: right;
  background-color: #fff;
}
/* ..........////Food category///........... */

#food {
  padding: 5rem 0 10rem 0;
}

#food h2 {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 400;
  margin-bottom: 40px;
  text-transform: uppercase;
}

.food-container {
  display: flex;
  justify-content: space-between;
  background-color: #f5f5f7;
}

.food-container img {
  display: block;
  width: 100%;
  margin: auto;
  max-height: 300px;
  object-fit: cover;
  object-position: center;
}
.img-container {
  margin: 0 1rem;
  position: relative;
}

.img-content {
  position: absolute;
  top: 70%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  z-index: 2;
  text-align: center;
  transition: all 0.3s ease-in-out 0.1s;
}

.img-content h3 {
  color: #fff;
  font-size: 2.2rem;
}

.img-content a {
  font-size: 1.2rem;
}

.img-container::after {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.871);
  opacity: 0;
  z-index: 1;

  transform: scaleY(0);
  transform-origin: 100% 100%;
  transition: all 0.3s ease-in-out;
}

.img-container:hover::after {
  opacity: 1;
  transform: scaleY(1);
}

.img-container:hover .img-content {
  opacity: 1;
  top: 40%;
}

/* .........../Food Menu/............ */

.food-menu-heading {
  text-align: center;
  font-size: 3.4rem;
  font-weight: 400;
  color:#000;
}

.food-menu-container {
  display: flex;
  flex-wrap: wrap;
  padding: 50px 0px 30px 0px;
}
.food-menu-container img {
  display: block;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
}

.food-menu-item {
  display:flex;
  flex: 1 1 600px;
  justify-content: space-evenly;
  margin-bottom: 3rem;
}

.img-container {
  margin: 0 1rem;
  position: relative;
}

.img-content {
  position: absolute;
  top: 70%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  z-index: 2;
  text-align: center;
  transition: all 0.3s ease-in-out 0.1s;
}

.img-content h3 {
  color: #fff;
  font-size: 2.2rem;
}

.img-content a {
  font-size: 1.2rem;
}

.food-description {
  margin: auto 1.5rem;
}

.food-title a{
  font-size: 1.8rem;
  font-weight: 400;
  color: #444;
}

.food-description p {
  font-size: 1.4rem;
  color: #555;
  font-weight: 500;
}

.food-description .food-price {
  color: #504a4c;
  font-weight: 700;
}
.food-menu-item
{
  color:#000;
  font-size: medium;
  font-style: italic;
 font-display:flex;
}
.food-menu-item-heading 
{
  color:#000;
  font-size: medium;
  font-style: italic;
 font-display:flex;
}
.food-menu-items li
{
  color:#000;
  font-size: medium;
  font-style: italic;
 font-display:flex;
}
.food-title a
{
  color:#16a083;
  font-size:medium;
}

.img-container:hover::after {
  opacity: 1;
  transform: scaleY(1);
}

.img-container:hover .img-content {
  opacity: 1;
  top: 40%;
}
/* ........ Contact Us........... */

#contact {
  padding: 5rem 0;
  background: rgb(226, 226, 226);
}

.contact-container {
  display: flex;
  background: #fff;
}

.contact-img {
  width: 50%;
}

.contact-img img {
  display: block;
  height: 400px;
  width: 100%;
  object-position: center;
  object-fit: cover;
}

.form-container {
  padding: 1rem;
  width: 50%;
  margin: auto;
}

.form-container input {
  display: block;
  width: 100%;
  border: none;
  border-bottom: 2px solid #ddd;
  padding: 1rem 0;
  box-shadow: none;
  outline: none;
  margin-bottom: 1rem;
  color: #444;
  font-weight: 500;
}

.form-container textarea {
  display: block;
  width: 100%;
  border: none;
  border-bottom: 2px solid #ddd;
  color: #444;
  outline: none;
  padding: 1rem 0;
  resize: none;
}

.form-container h2 {
  font-size: 2.7rem;
  font-weight: 500;
  color: #444;
  margin-bottom: 1rem;
  margin-top: -1.2rem;
}

.form-container a {
  font-size: 1.3rem;
}

#footer h2 {
  text-align: center;
  font-size: 1.8rem;
  padding: 2.6rem;
  font-weight: 500;
  color: #fff;
  background: rgb(65, 65, 65);
}
#submit
{
  font-size: medium;
  background-color: #ddd;
  color:#666;
  font-style: italic;
}
/* ......../ media query /.......... */

@media (max-width: 768px) {
  .navbar {
    font-size: medium;
    color:#000;
  }
  .logo {
    position: absolute;
    top: 5px;
    right: 15px;
    font-size: 2rem;
  }
  /* ......./ food /......... */

  .food-container {
    flex-direction: column;
    align-items: stretch;
  }

  .food-type:not(:last-child) {
    margin-bottom: 3rem;
  }

  .food-type {
    box-shadow: 5px 5px 10px 0 #805f5f;
  }

  .img-container {
    margin: 0;
  }
}

@media (max-width: 500px) {
  html {
    font-size: 65%;
  }

  .navbar-nav.menu-items li{
      font-size: 1.6rem;
  }
  .food-menu-container img {
    margin: auto;
  }

  .food-menu-item {
    flex-direction: column;
    text-align: center;
  }
.food-description
{
  display: flexbox;
  text-align: justify;
 color:#000;
}
.food-title a
{
  color:#333;
  font-size: medium;
}
  .form-container {
    width: 90%;
  }

  .contact-container {
    display: flex;
    flex-direction: column;
  }

  .contact-img {
    width: 90%;
    margin: 3rem auto;
  }

  .logo {
    position: absolute;
    top: 06px;
    right: 15px;
    font-size: 3rem;
    font-style: oblique;
    font-display:inherit;
    flex-direction: row;
  }
}

@media (min-width: 769px) and (max-width: 1200px) {
  .img-container h3 {
    font-size: 1.5rem;
  }

  .img-container .btn {
    font-size: 0.7rem;
  }
}

@media (orientation: landscape) and (max-height: 500px) {
  .showcase-area {
    height: 50vmax;
  }
}
 </style>