* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "bree serif", "signika negative";
}
body {
  margin: 0;
  display: flex;
  flex-direction: column;
}
::selection {
  background-color: #000;
  color: white;
}
.banner {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 100vh;
  padding: 100px;
  background: #fff;
  transition: 0.5s;
}
.banner.night {
  background: #333;
}
.banner::before {
  content: "";
  position: absolute;
  left: 30%;
  top: 10%;
  width: 150px;
  height: 150px;
  background: url(../Images/dotted.png);
  background-size: cover;
  animation: animateColors 10s linear infinite;
  transition-delay: -5px;
}
header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px 100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header .logo {
  color: #333;
  font-size: 2em;
  font-weight: 700;
  text-decoration: none;
  transition: 0.5s;
}

header .logo span {
  color: #2196f3;
}
header ul {
  display: flex;
  gap: 0px;
}
header ul li {
  list-style: none;
}
header ul li a {
  text-decoration: none;
  font-weight: 500;
  font-size: 1.2em;
  color: #333;
  transition: 0.5s;
}

header ul li a {
  padding: 8px 10px;
  border-radius: 8px;
}
.content {
  position: relative;
  max-width: 700px;
  z-index: 10;
}
.content h3 {
  font-size: 2em;
  color: #333;
  font-weight: 200;
  transition: 0.5s;
}
.content h2 {
  font-size: 5em;
  color: #333;
  font-weight: 200;
  transition: 0.5s;
}

.content h2 span {
  color: #e01e63;
}
.content p {
  font-size: 1.2em;
  color: #666;
  margin: 10px 0;
  transition: 0.5s;
  width: 43vw;
  font-family: "overpass";
  font-weight: 600;
}

.content button:hover {
  background-color: #63aeeb;
}
.content button {
  position: relative;
  background-color: #2196f3;
  color: #fff;
  border: none;
  outline: none;
  padding: 4px 9px;
  font-size: 1.25em;
  letter-spacing: 0.05em;
  /* margin-right: 20px; */
  border-radius: 4px;
  cursor: pointer;
  transition: 0.5s;
}

.content button.chat {
  display: flex;
  justify-content: center;
  align-items: center;
  background: transparent;
  color: #333;
}
.content button.chat:hover {
  background-color: #d8d8da;
}
.content button.chat ion-icon {
  position: relative;
  top: 5px;
  color: #333;
  font-size: 1.5em;
}

.sci {
  position: absolute;
  bottom: 30px;
  gap: 20px;
  display: flex;
}
.sci li {
  list-style: none;
}
.sci li a {
  text-decoration: none;
  font-size: 1.75em;
  color: #333;
}
.sci li a:hover {
  color: #2196f3;
}

.dayNight {
  position: absolute;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 60px;
  background: #f0f0f0;
  border-radius: 50%;
  color: #666;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: 0.5s;
  font-size: 2em;
}

.banner.night .dayNight {
  background: #444;
  color: #fff;
}

.dayNight ion-icon:nth-child(2),
.banner.night .dayNight ion-icon:nth-child(1) {
  display: none;
}

.banner.night .dayNight ion-icon:nth-child(2) {
  display: block;
}
#btns {
  display: flex;
  gap: 10px;
  width: 127%;
  justify-content: center;
  align-items: center;
  margin-top: 14px;
}

.banner.night .content button.chat:hover{
  background: rgb(159, 159, 207);
}

.banner.night header .logo,
.banner.night .content h2,
.banner.night .content p,
.banner.night .content button.chat,
.banner.night .sci li a,
.banner.night header ul li a {
  color: #fff;
}

.banner.night .sci li a:hover {
  color: #2196f3;
}
.colors {
  position: absolute;
  right: 0px;
  width: 800px;
  /* max-width: 1100px; */
  animation: animateColors 8s ease-in-out infinite;
}
@keyframes animateColors {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(50px);
  }
}
.men {
  position: absolute;
  right: 10vw;
  bottom: 0;
  height: 85vh;
  max-height: 105vh;
  animation: animateMen 8s ease-in-out infinite;
}

/* for opposite direction of colors */
@keyframes animateMen {
  0%,
  100% {
    transform: translateX(0px);
  }
  50% {
    transform: translateX(-50px);
  }
}

/* for same direction of colors */
@keyframes animateMen2 {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(50px);
  }
}

/* for same direciton mobile responsive */
/* for opposite direction of colors */
@keyframes animateMenResponsive {
  0%,
  100% {
    transform: translateX(0px);
  }
  50% {
    transform: translateX(-50px);
  }
}
@keyframes animateColorResponsive {
  0%,
  100% {
    transform: translateX(0px);
  }
  50% {
    transform: translateX(-50px);
  }
}

#men-cut {
  display: none;
}

/* responsive designs */

@media (max-width: 1618px) {
  .colors {
    width: 800px;
  }
}
@media (max-width: 1429px) {
  .colors {
    width: 700px;
  }
  .banner {
    padding: 50px;
  }
}
@media (max-width: 1130px) {
  .banner {
    padding: 20px;
  }
  .banner::before {
    width: 100px;
    height: 100px;
  }
  .colors {
    width: 600px;
  }
  .men {
    right: 4vw;
  }
  .content h2 {
    font-size: 3.5em;
  }
  .content p {
    font-size: 1.1em;
  }
  .dayNight {
    top: 12px;
    left: 95vw;
  }

  .content button {
    /* padding: 10px 20px; */
    font-size: 1.1em;
    /* margin-right: 10px; */
    font-weight: normal;
  }
  header {
    padding-left: 50px;
  }
  header .logo {
    font-size: 1.8em;
  }
}
@media (max-width: 800px) {
  .banner {
    padding: 10px;
  }
  .banner::before {
    width: 80px;
    height: 80px;
  }
  .colors {
    width: 500px;
  }
  .men {
    right: 2vw;
    height: 80vh;
  }
  .content h2 {
    font-size: 3em;
  }
  .content h3 {
    font-size: 1.8em;
  }
  .content p {
    font-size: 1em;
  }
  .dayNight {
    left: 94vw;
  }

  .content button {
    /* padding: 6px 13px; */
    font-size: 1em;
    /* margin-right: 8px; */
  }

  header {
    padding-left: 20px;
  }
  header .logo {
    font-size: 1.8em;
  }
  .men {
    border: none;
  }
}

@media (max-width: 752px) {
  header {
    margin-left: 10px;
  }
  .banner {
    overflow-y: hidden;
  }
  header ul {
    position: absolute;
    right: 11vw;
  }
  .dayNight {
    left: 94vw;
  }

  .men {
    display: none;
  }
  .colors {
    right: -15vw;
    width: 550px;
  }
  #men-cut {
    height: 50vh;
    display: block;
    border-radius: 100%;
    border: 1px solid rgb(119, 65, 119);
    /* border: 1px solid red; */
    position: relative;
    right: 2vw;
    animation: animateMen2 8s linear infinite;
  }
}

/* design mobile responsive */
@media (max-width: 600px) {
  .chat {
    display: flex;
    justify-content: center;
    align-items: center;
    /* gap : 5px; */
  }
  .ionicon {
    position: relative;
    top: -5px;
  }
  .men {
    display: none;
  }
  .colors {
    right: 1vw;
    width: 400px;
    position: absolute;
    top: 18vw;
    animation: animateColorResponsive 8s linear infinite;
  }
  #men-cut {
    position: absolute;
    top: 20vw;
    right: 22vw;
    height: 30vh;
    animation: animateMenResponsive 8s linear infinite;
  }
  .banner::before {
    width: 30px;
    height: 30px;
    left: 5%;
  }

  .content h3 {
    /* margin-top: 29vh;
    margin-left: 10vw; */
    text-align: center;
  }
  .content h2 {
    margin-left: 5vw;
    width: 100%;
    text-align: center;
    font-size: 2.6em;
  }
  .content p {
    margin-left: 5vw;
    width: 100%;
    text-align: center;
  }
  .content button {
    /* padding: 6px 13px; */
    font-size: 1em;
    /* margin-top: 20px; */
    /* margin-left: 0px; */
  }
  .btn {
    margin-left: 30px;
  }
  header .logo {
    font-size: 1.3rem;
  }
  header ul li a {
    font-size: 1em;
  }
  .dayNight {
    width: 35px;
    height: 35px;
    top: 15px;
  }
  header .logo {
    margin-left: -24px;
  }
  header ul li a {
    padding: 8px 10px;
  }
  .sci {
    position: relative;
    right: 30vw;
    top: 35vh;
  }

  .my-info {
    margin-top: 15vh;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 150%;
  }
}
@media (max-width: 500px) {
  header .logo {
    margin-left: -13px;
  }

  .banner {
    overflow-y: hidden;
  }
  .content h3 {
    font-size: 1.3em;
  }
  .content h2 {
    font-size: 2.1em;
  }

  .my-info {
    margin-top: 15vh;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 150%;
  }
  .banner::before {
    top: 6%;
  }
  header {
    padding-left: 8px;
  }
}

@media (max-width: 460px) {
  header ul {
    margin: 0 2px;
  }

  header ul li a {
    padding: 8px 8px;
  }
}
@media (max-width: 439px) {
  header .logo {
    font-size: 1.2rem;
  }
  header ul li a {
    font-size: 0.9em;
  }
  .dayNight {
    left: 94vw;
  }
}
@media (max-width: 400px) {
  header {
    padding-left: 4px;
  }
  header .logo {
    font-size: 1rem;
  }
  header ul li a {
    font-size: 0.9em;
  }
  .dayNight {
    left: 94vw;
  }
  .content button.chat ion-icon {
    height: 50px;
  }
}