@import url("https://fonts.googleapis.com/css2?family=Hind+Siliguri:wght@300;400;500;600;700&display=swap");

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

*::selection {
  background-color: var(--main-color);
  color: var(--white-color);
}

:root {
  --main-color: #44b564;
  --white-color: #fff;
  --bold-color: #333333;
  --text-color: #777777;
  --danger-color: #ff0000;
  --bg-color: #cac5c52e;
}

/* ==================
        utilities 
   ================== */

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Hind Siliguri", sans-serif;
  background-image: url("../images/covid-right-half.png");
  background-repeat: no-repeat;
  background-position: center left;
  background-attachment: fixed;
}

main {
  background-image: url("../images/covid-left-half.png");
  background-repeat: no-repeat;
  background-position: center right;
  background-attachment: fixed;
}

a {
  text-decoration: none;
}

.container {
  padding: 50px 10%;
}

.danger {
  color: var(--danger-color);
  font-size: 1.1em;
  font-weight: 700;
}

.section__heading {
  font-size: 2em;
  color: var(--bold-color);
  font-weight: 700;
}

.description {
  color: var(--text-color);
  font-size: 1.1em;
  text-align: justify;
}

.banner__button {
  padding: 15px 20px;
  border-radius: 35px;
  background-color: var(--main-color);
  outline: 0;
  border: 0;
  transition: all 0.5s ease-in-out;
  cursor: pointer;
}

.banner__button:hover {
  background-color: #345f40;
}

.banner__button a {
  color: var(--white-color);
  font-weight: 700;
}

button {
  margin-top: 10px;
}

/* navbar css start */

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  padding: 15px 10%;
  font-size: 18px;
}

.logo {
  list-style-type: none;
}

.logo li a {
  display: flex;
  align-items: center;
  color: var(--bold-color);
  font-weight: 700;
  font-size: 1.1em;
}

.logo li a img {
  height: 60px;
  width: 60px;
}

.logo__name {
  margin-left: 7px;
}

.brand__color {
  color: var(--main-color);
}

.nav__items {
  list-style-type: none;
  display: flex;
}

.nav__items li {
  margin-left: 20px;
}

.nav__items li a {
  color: var(--text-color);
  transition: color 0.8s ease-in-out;
  font-weight: 600;
}

.nav__items li a:hover {
  color: var(--main-color);
}

.menu__button {
  font-size: 20px;
  color: var(--white-color);
  padding: 3px 15px;
  display: none;
  background-color: var(--main-color);
  border-radius: 5px;
}

#click {
  transition: all 0.8s ease-in-out;
  display: none;
}

/* navbar css end */

/* banner css start*/

#banner,
.about,
.contact {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 50px;
}

#banner h1 {
  margin: 0 0 13px 0;
}

#banner button {
  margin-top: 15px;
}

.banner__content,
.about__content {
  display: flex;
  align-items: center;
}

.banner__image,
.about__image {
  display: flex;
  align-items: center;
  justify-content: center;
}

.banner__image img,
.about__image img {
  width: 90%;
  margin: 0 auto;
  object-fit: cover;
}

/* banner end */

/* situation start */

#situation {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 50px;
  padding: 70px 30px;
  border-radius: 20px;
  box-shadow: 0px 0px 30px 2px #a3a1a1;
  background-image: linear-gradient(
      22.5deg,
      rgba(242, 242, 242, 0.03) 0%,
      rgba(242, 242, 242, 0.03) 16%,
      rgba(81, 81, 81, 0.03) 16%,
      rgba(81, 81, 81, 0.03) 26%,
      rgba(99, 99, 99, 0.03) 26%,
      rgba(99, 99, 99, 0.03) 73%,
      rgba(43, 43, 43, 0.03) 73%,
      rgba(43, 43, 43, 0.03) 84%,
      rgba(213, 213, 213, 0.03) 84%,
      rgba(213, 213, 213, 0.03) 85%,
      rgba(125, 125, 125, 0.03) 85%,
      rgba(125, 125, 125, 0.03) 100%
    ),
    linear-gradient(
      22.5deg,
      rgba(25, 25, 25, 0.03) 0%,
      rgba(25, 25, 25, 0.03) 54%,
      rgba(144, 144, 144, 0.03) 54%,
      rgba(144, 144, 144, 0.03) 60%,
      rgba(204, 204, 204, 0.03) 60%,
      rgba(204, 204, 204, 0.03) 76%,
      rgba(37, 37, 37, 0.03) 76%,
      rgba(37, 37, 37, 0.03) 78%,
      rgba(115, 115, 115, 0.03) 78%,
      rgba(115, 115, 115, 0.03) 91%,
      rgba(63, 63, 63, 0.03) 91%,
      rgba(63, 63, 63, 0.03) 100%
    ),
    linear-gradient(
      157.5deg,
      rgba(71, 71, 71, 0.03) 0%,
      rgba(71, 71, 71, 0.03) 6%,
      rgba(75, 75, 75, 0.03) 6%,
      rgba(75, 75, 75, 0.03) 15%,
      rgba(131, 131, 131, 0.03) 15%,
      rgba(131, 131, 131, 0.03) 18%,
      rgba(110, 110, 110, 0.03) 18%,
      rgba(110, 110, 110, 0.03) 37%,
      rgba(215, 215, 215, 0.03) 37%,
      rgba(215, 215, 215, 0.03) 62%,
      rgba(5, 5, 5, 0.03) 62%,
      rgba(5, 5, 5, 0.03) 100%
    ),
    linear-gradient(90deg, #ffffff, #ffffff);
}

#situation p {
  text-align: center;
}

.situation__card {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

.situation__card h4 {
  color: var(--bold-color);
  font-weight: 700;
  font-size: 1.1em;
}

.situation__card h3 {
  color: var(--text-color);
  font-weight: 700;
  font-size: 1.5em;
}

#situation .situation__card:nth-child(3) h3 {
  color: var(--main-color);
}

#situation .situation__card:nth-child(4) h3 {
  color: var(--danger-color);
}

/* situation end */

/* about__us  start*/

#about__us ul {
  list-style-type: none;
  margin: 30px 0 20px 0;
}

#about__us ul li {
  font-size: 17px;
  color: var(--text-color);
}

#about__us ul li::before {
  background-image: url("../images/covid-icon.svg");
  content: "";
  display: inline-block;
  height: 20px;
  width: 20px;
  background-size: 20px;
  background-repeat: no-repeat;
  margin-right: 15px;
  transform: translateY(4px);
}

/* about__us  end*/

/* Resistance start */

#resistance h1,
#symptoms h1,
#contact__us h1 {
  text-align: center;
}

#resistance > p,
#symptoms > p,
#contact__us > p {
  width: 60%;
  margin: 0 auto;
  text-align: center;
}

.resistance__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-column-gap: 15px;
  margin-top: 80px;
}

.resistance__card {
  padding: 0px 20px;
  background-color: var(--bg-color);
  border-radius: 10px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.resistance__card img {
  margin-top: -50px;
}

.resistance__card p {
  text-align: center;
}

/* Resistance end */

/* Symptoms start */

.symptoms__image,
.contact__image {
  margin-top: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.symptoms__image img,
.contact__image > img {
  width: 600px;
}
/* Symptoms end */

/* contact us start */

.contact {
  margin-top: 50px;
}

.single__number {
  display: flex;
  align-items: center;
  margin: 10px 0;
}

.dr__name {
  margin-left: 18px;
}

.dr__name h3 {
  font-size: 16px;
  color: var(--bold-color);
  font-weight: 700;
}

.dr__name p {
  font-size: 15px;
  color: var(--text-color);
}

.form__input {
  background-color: var(--bg-color);
  padding: 8px 15px;
  margin-bottom: 10px;
  border-radius: 10px;
  display: flex;
}

.form__input i {
  margin-right: 13px;
  color: var(--text-color);
  font-weight: 700;
}

input,
textarea {
  border: 0;
  width: 100%;
  background-color: #cac5c500;
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="number"] {
  -moz-appearance: textfield;
}

input:focus,
textarea:focus {
  outline: 0;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-color);
}

/* contact us end */

footer {
  display: flex;
  justify-content: space-between;
}