* {

  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: TWK Lausanne;

}

body {
/*min-height: 100vh;*/
background-color: black;
overflow-x: hidden;
width: 100%;
display: grid;
place-items: center;


}


.imagetop {
  overflow-x: hidden;
  z-index: -1;
  margin-top: -90vh; /* Initial position off-screen at the top */
  margin-right: -70%;
  width: 180%;
  height: auto;
  display: flex;
  justify-content: center; /* Horizontally center the content */
  align-items: center; /* Vertically center the content */
  animation: slideInFromTop3 1s ease forwards; /* Apply animation */
}

@keyframes slideInFromTop3 {
  from {
    margin-top: -90vh; /* Start position off-screen at the top */
  }
  to {
    margin-top: -30vh; /* End position, slide in to the center */
  }
}




.imagetop img {
  overflow-x: hidden;
    width: 80%;
    height: auto;
     transform: rotate(-40deg); 
}




.sunimage img {
  width: 90em;
  height: auto;
  position: relative;
  z-index: -1;
  animation: breathing 2s ease-in-out infinite alternate; /* Apply breathing animation */
}

@keyframes breathing {
  from {
    transform: scale(1); /* Start with normal size */
  }
  to {
    transform: scale(1.1); /* Increase size slightly */
  }
}



.mercuryvenus  {

  position: relative;

}

.mercuryvenus img {
  width: 100%;
  height: auto;


}

.asteroidtokuiper {
margin-top:-4%;
  position: relative;

}

.asteroidtokuiper img {

  width: 100%;
  height: auto;


}




.oortcloudstruct {

  position: relative;

}

.oortcloudstruct img {
  width: 100%;
  height: auto;


}


.moons2 p {
  font-family: "TWK Lausanne-400", Helvetica;
  font-weight: 400;
  margin-top: 31em; /* 300px / 16px (assuming the root font size is 16px) */
  font-size: 1.875em; /* 30px / 16px */
  font-weight: 350;
  line-height: 1.5em; /* 24px / 16px */
  letter-spacing: -0.0375em; /* -0.6px / 16px */
  padding-bottom: 0.9375em; /* 15px / 16px */
  padding-right: 1.25em; /* 20px / 16px */
  color: white;
  text-shadow: 0 0 0.375em rgba(255, 255, 255, 1); /* Adjust the values for the outer glow */
}







.moons p {
  font-family: "TWK Lausanne-400", Helvetica;
  font-weight: 400;
  margin-top: 10em; /* 300px / 16px (assuming the root font size is 16px) */
  font-size: 1.875em; /* 30px / 16px */
  font-weight: 350;
  line-height: 1.5em; /* 24px / 16px */
  letter-spacing: -0.0375em; /* -0.6px / 16px */
  padding-bottom: 0.9375em; /* 15px / 16px */
  padding-right: 1.25em; /* 20px / 16px */
  color: white;
  text-shadow: 0 0 0.375em rgba(255, 255, 255, 1); /* Adjust the values for the outer glow */
}


.moonscontent {

  width: 70%;
  padding: 1.875em;
  padding-left: 3.125em;
  padding-right: 3.125em;
  background: linear-gradient(to right, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0));
  backdrop-filter: blur(0.625em);
  margin-top: 6.25em;
  margin-bottom: 0.1em;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 3.125em;
  border-radius: 0.9375em;
  box-shadow: 0 0 0.625em rgba(229, 228, 226, 0.4);

  transition: all 0.3s ease-in-out;
}



.moonscontent:hover {
  transform: scale(1.1);
  box-shadow: 0 0 1.25em rgba(229, 228, 226, 0.7);
}

.moonimage img {
  width: 15em;
  height: auto;
  object-fit: cover;
/*  animation: rotateAnimation 9s linear infinite;*/
}

/*@keyframes rotateAnimation {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}*/

.moontext {
  max-width: 37.5em;
}

.moontext .text2 {
  text-align: left;
  color: white;
}

.moontext .text2 p {
  font-family: "TWK Lausanne-200", Helvetica;
  font-weight: 200;
  font-size: 1.25em;
  line-height: 1.4em;
  letter-spacing: -0.4px;
  padding-bottom: 15px;
  padding-right: 20px;
  margin: 0;
}

.moontext .text2 p span {

 font-family: "TWK Lausanne-400", Helvetica;
  font-weight: 400;


}




.header {
  position: fixed;
  top: -100px; /* Start off-screen */
  left: 40px;
  width: 60%;
  padding: 10px 30px;
  background: linear-gradient(rgba(255, 248, 248, 0.1), rgba(0, 0, 0, 0.1));
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(10px);
  border: 0.5px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  z-index: 100;
  animation: slideInFromTop 1s ease forwards; /* Apply animation */
}

@keyframes slideInFromTop {
  from {
    top: -100px; /* Start position */
  }
  to {
    top: 30px; /* End position */
  }
}
/*
.header::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 5%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
  transition: 0.5s;
}
*/
.header:hover::before {
  left: 95%;
}

/*.mainlogo{
  width: 18px;
  height: 18px;
}

.mainlogo img {
  width: 100%;

}*/

.logo {                           
  color: #fff;
  font-size: 18px;
  text-decoration: none;
  font-family: "TWK Lausanne-300", Helvetica;
  font-weight: 300;
  letter-spacing:-0.5px;
  cursor: default;
    transition: 0.3s;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.8); /* Add an outer glow effect */
}

.navbar a {
  color: #fff;
  font-size: 11px;
  font-family: "TWK Lausanne-300", Helvetica;
  font-weight: 300;
  text-decoration: none;
  margin-left: 35px;
  transition: 0.3s;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.8); /* Add an outer glow effect */
}

.navbar a:hover {
  color: #f00;
}

#menu-icon {
  font-size: 36px;
  color: #fff;
  display: none;
}




.mercurybigtext {
  position: absolute;
  top: 250px;
  left: 200px;
  margin-top: 10px;
  text-shadow: 0px 0px 23px #ffffff;
   font-family: "TWK Lausanne-400", Helvetica;
  font-weight: 400;
  color: #ffffff;
  font-size: 16vw;
  letter-spacing: -0.06em;
  line-height: normal;
  opacity: 0;
  transform: translateX(-100%);
  animation: fadeInAndSlide 1.5s forwards;
}

@keyframes fadeInAndSlide {
  0% {
    opacity: 0;
    transform: translateX(-40%);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}




html{
  scroll-behavior: smooth;
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.5rem;
  padding: 0.5rem;
  text-decoration: none;
  transition: background 0.2s ease-out; /* Add transition for a smoother effect */
  background: linear-gradient(to right, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0)); /* Adjust the gradient colors and transparency */
  backdrop-filter: blur(10px); /* Adjust the blur intensity as needed */
}

.back-to-top:hover {
  background: linear-gradient(to right, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.2)); /* Adjust the hover gradient colors and transparency */
}


.back-to-top span {
  font-family: "TWK Lausanne-300", Helvetica;
  font-weight: 300;
  color:white;
  font-size: 3rem;
  transition: 0.2 ease-out;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.8); /* Add an outer glow effect */
}


.back-to-top:hover span{
transform: translateY(-4px);

}


/* Add media query for smaller screens */
/*@media (max-width: 768px) {



}
*/


/* BREAKPOINTS FOR NAVIGATION BAR */
@media (max-width: 992px) {
  .header {
    padding: 1.25rem 4%;
  }
  .mercuryvenus img {
  width: 80%;
  height: auto;
  object-fit: cover;
}

.asteroidtokuiper img {
  width: 80%;
  height: auto;
  object-fit: cover;
}

.oortcloudstruct img {
  width: 80%;
  height: auto;
  object-fit: cover;
}

.moonscontent {
    margin-right: 30%;
    width: 50%;
  }

    .backgroundinfo {
    width: 80%;
    grid-template-columns: 1fr;
    grid-gap: 100px; /* Adjust the gap value as needed */
    }

.flex-container {
 margin-left: -180px;

}

  .mercuryimagetop{
      width: 65%;
      max-height: 10vh;
      right: -30%;
      transform: rotate(45deg);
    }

}


@media (max-width: 600px){

  .mercuryvenus img {
  width: 40%;
  height: auto;


}


.asteroidtokuiper img {

  width: 40%;
  height: auto;


}




.oortcloudstruct img {
  width: 40%;
  height: auto;

}

.moons{
margin-left:20%;

}
  .moons p {
   
   width: 70%;
}
}

}

@media (max-width: 1200px){

.mercuryvenus img {
  width: 80%;
  height: auto;


}


.asteroidtokuiper img {

  width: 80%;
  height: auto;


}




.oortcloudstruct img {
  width: 80%;
  height: auto;


}

  .moonscontent {

      margin-left: -10%;
      max-width: 28.5em; /* 600px / 16px = 37.5em */
    }

.moonscontent {
    flex-direction: column; /* Change to column layout for smaller screens */
    align-items: center;
    text-align: center;
  }

.moons2 p {
   margin-left: 10%;
}




}



@media (max-width: 768px) {

  .sunimage img {
    margin-left: 0;
  width: 45em;
  height: auto;

}

  .mercuryvenus img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.asteroidtokuiper img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.oortcloudstruct img {
  width: 100%;
  height: auto;
  object-fit: cover;
}




    .mercuryimagetop{
      width: 65%;
      max-height: 9vh;
      margin-right: -50%;
      transform: rotate(40deg);
    }
      .moonscontent {
    flex-direction: column; /* Change to column layout for smaller screens */
    align-items: center;
    text-align: center;
  }
  
  .moonimage img {
    width: 80%; /* Make the image width 100% for smaller screens */
  }


    .backgroundinfo .righttext .text{
    padding-left: 0px;
    padding-right: 150px;
    }

   .moonscontent {

      margin-left: 30%;
      max-width: 28.5em; /* 600px / 16px = 37.5em */
    }

  .moontext .text2 p {
  font-size: 1em; /* 20px / 16px = 1.25em */
  font-weight: 300;
  line-height: 1.4em; /* 24px / 16px = 1.5em */
  letter-spacing: 0px;
  padding-bottom: 15px; /* 15px / 16px = 0.9375em */
  padding-right: 20px; /* 20px / 16px = 1.25em */
  margin: 0;
}

  .mercurybigtext {
    margin-left: -1em; /* Adjust the left value for smaller screens */
  }

  .accordion-container{
  margin-left: -30%;
   width: 50%;
  }

  .moons p {
   margin-left: 20%;
   width: 70%;
}
.moons2 p {
   margin-left: 20%;
   width: 70%;
}




.structuretext {
font-size: 30px;

}

.atmosphertitle p {

margin-left: -25%;
/*justify-content: center;*/
}







  #menu-icon {
    display: block;
  }

  .navbar {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    padding: 0.5rem 4%;
    display: none;
  }

  .navbar.active {
    display: block;
  }

  .navbar a {
    display: block;
    margin: 1.5rem 0;

  }

  .nav-bg {
    position: fixed;
    top: 110px;
    left: 0;
    width: 65%;
    height: 150px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 0.5px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    z-index: 99;
    display: none;
  }

  .nav-bg.active {
    display: block;
  }
}

@media (max-width: 450px) {


  .sunimage img {
    margin-left: 0;
  width: 30em;
  height: auto;

}
.mercuryvenus img {
  width: 95%;
  height: auto;
  object-fit: cover;
}

.asteroidtokuiper img {
  width: 95%;
  height: auto;
  object-fit: cover;
}

.oortcloudstruct img {
  width: 95%;
  height: auto;
  object-fit: cover;
}
}