@import url("https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;700&display=swap");

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: inherit;
}

body {
  font-family: "Vazirmatn", sans-serif;
  max-width: 100vw;
  height: 100%;
  overflow-x: hidden;
}

main section {
  overflow: hidden;
}

.bg {
  animation: slide 3s ease-in-out infinite alternate;
  background-image: linear-gradient(-60deg, #6c3 50%, #09f 50%);
  bottom: 0;
  left: -50%;
  opacity: 0.5;
  position: fixed;
  right: -50%;
  top: 0;
  z-index: -1;
}

.bg2 {
  animation-direction: alternate-reverse;
  animation-duration: 4s;
}

.bg3 {
  animation-duration: 5s;
}

#intro {
  height: 100vh;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

#article,
#presentation,
#pamphlet,
#video,
#questions {
  width: 100vw;
  height: 90vh;
  margin-top: 180px;
  position: relative;
  scroll-behavior: smooth;
  display: flex;
  justify-content: center;
  align-items: center;
}

.content {
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: 20px;
  box-shadow: 0 0 0.25em rgba(0, 0, 0, 0.25);
  box-sizing: border-box;
  padding: 1rem;
  text-align: center;
  width: 90%;
  height: 70%;
  max-height: 500px;
  max-width: 1200px;
  font-weight: bold;
}

.content.main {
  width: auto;
  height: auto;
  max-width: 95vw;
  max-height: unset;
}

@keyframes slide {
  0% {
    transform: translateX(-25%);
  }
  100% {
    transform: translateX(25%);
  }
}

h1 {
  user-select: none;
}

.content h1 {
  display: inline-block;
  width: 70%;
  min-width: 300px;
}

.content .intro__img {
  width: 50%;
  min-width: 230px;
}

.logo {
  width: 29px;
  background-color: rgb(243, 199, 55);
  border-radius: 20px;
}

@media screen and (max-width: 650px) {
  .content {
    flex-direction: column-reverse;
    justify-content: space-around;
    margin-top: 6rem;
  }
  .content.main {
    width: 90vw;
    flex-direction: column;
    padding: 3rem 0.7rem;
    margin-top: 0;
  }

  #questions .content {
    margin-top: 0;
  }

  #intro__img {
    width: 80vw;
  }

  .doctor_img_1 {
    display: none;
  }

  .doctor_img_2 {
    display: none;
  }
  .doctor_img-line {
    display: none;
  }
}

a {
  text-decoration: none;
  color: #000;
  font-size: 1.2rem;
}

.section__img {
  width: 50%;
  min-width: 260px;
}

.doctor_img_1 {
  user-select: none;
  -webkit-user-drag: none;
  position: absolute;
  right: -10%;
  bottom: 0;
}

.doctor_img_2 {
  -webkit-user-drag: none;
  user-select: none;
  position: absolute;
  left: 0;
  bottom: 0;
}

.doctor_img-line {
  user-select: none;
  -webkit-user-drag: none;
  position: absolute;
  width: 100vw;
  height: 3px;
  background-color: #f9fafe;
  bottom: 0;
}

img {
  user-select: none;
  -webkit-user-drag: none;
}

.h1-en {
  margin-top: 1rem;
  font-size: 1.55rem;
}

@media screen and (max-width: 1895px) {
  .doctor_img_1 {
    width: 50%;
  }
  .doctor_img_2 {
    width: 42%;
  }
}
@media screen and (max-width: 1475px) {
  .doctor_img_1 {
    width: 50%;
  }
  .doctor_img_2 {
    width: 42%;
  }
}
@media screen and (max-width: 1434px) {
  .doctor_img_1 {
    width: 40%;
  }
  .doctor_img_2 {
    width: 32%;
  }
}