a {
  text-decoration: none;
}

body#static-header {
  margin-top: 49px;
}

main {
  background-color: #EEF5FF;
}

.ai-hero {
  padding-top: 50px;
}

.ai-hero h1 {
  font-family: var(--rt-font-ibm);
  font-size: 48px;
  font-weight: 700;
  line-height: 62.4px;
  text-align: left;
  color: var(--rt-dark);
  margin-bottom: 32px;
}

.ai-hero h1 br {
  display: none;
}

.ai-hero .hero-wrapper {
  padding: 0px 0 30px;
}

.ai-hero .hero-img {
  position: relative;
  top: 35px;
  right: 50px;
  z-index: 2;
  max-width: 415px;
  width: 100%;
}

.ai-hero .hero-img img {
  width: 100%;
}

.ai-hero p {
  font-family: var(--rt-font-dm);
  font-size: 24px;
  font-weight: 400;
  line-height: 33.6px;
  color: var(--rt-dark);
}

.ai-hero .title-desc {
  max-width: 609px;
  width: 100%;
}

.about-worksheet .container {
  background-color: #fff;
  border-radius: 30px;
  padding: 55px;
}

.about-worksheet h2,
.grade_levels,
.worksheet-banner h2 {
  line-height: 43.2px;
}

.about-worksheet .description {
  max-width: 960px;
  width: 100%;
  margin: 32px auto 40px;
}

.about-worksheet .description p {
  font-family: var(--rt-font-dm);
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
  text-align: center;
  color: var(--rt-dark);
}

.about-worksheet .green-wrapper {
  background-color: #41C46E;
  border-radius: 30px;
  padding: 32px 55px;
}

.about-worksheet .green-wrapper h3 {
  font-size: 30px;
  font-weight: 700;
  color: #fff;
}

.about-worksheet .green-wrapper .info-description {
  max-width: 720px;
  width: 100%;
}

.about-worksheet .green-wrapper .info-description p {
  font-size: 20px;
  font-weight: 400;
  line-height: 28px;
  text-align: left;
  color: #fff;
}

.about-worksheet .green-wrapper .info-description p a {
  color: #fff;
  text-decoration: underline;
}

.grade_levels {
  margin-top: 60px;
}

.grade_levels .levels_wrapper {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 34px;
  justify-content: center;
}

.grade_levels .grade-item {
  background-color: #fff;
  border-radius: 20px;
  padding: 24px 20px;
  flex: 1;
  flex-basis: 15%;
  text-align: center;
  transition: all 0.3s;
  border: 2px solid transparent;
  box-sizing: border-box;
}

.grade-item h4 {
  font-size: 24px;
  font-weight: 700;
  line-height: 24px;
  color: var(--rt-dark);
}

.grade-item .grade_icon {
  width: 64px;
  height: 64px;
  margin: 24px auto;
}

.grade-item .grade_icon img {
  width: 100%;
  height: 100%;
}

.grade_button a {
  background-color: #EEF5FF;
  padding: 10px 16px;
  border-radius: 30px;
  color: #498BF9;
  font-size: 12px;
  line-height: 12px;
  font-weight: 700;
  transition: all 0.3s;
}

.grade-item:hover {
  border: 2px solid #498BF9;
  transition: all 0.3s;
  box-sizing: border-box;
}

.grade-item:hover .grade_button a {
  background-color: #498BF9;
  transition: all 0.3s;
  color: #fff
}

.worksheet-banner {
  margin-top: 70px;
  padding-bottom: 120px;
}

.worksheet-banner .container {
  background-color: #132C55;
  border-radius: 30px;
  padding: 78px 0 99px 90px;
  position: relative;
}

.worksheet-banner h2 {
  color: #fff;
  position: relative;
  padding-bottom: 24px;
}

.worksheet-banner p {
  color: #fff;
  font-size: 24px;
  line-height: 33px;
  font-weight: 400;
}

.worksheet-banner h2 span {
  background-image: url(../svg/underline.svg);
  background-repeat: no-repeat;
  background-position: bottom;
  font-family: var(--rt-font-ibm);
}

.worksheet-banner .worksheet-wrapper {
  justify-content: space-between;
  align-items: start;
}

.worksheet-banner .banner-text {
  max-width: 572px;
  width: 100%;
}

.worksheet-banner .banner-text .global-btn {
  margin-top: 40px;
}

.worksheet-banner .banner-text .btn-style-1 {
  padding: 16px 48px;
  width: 218px;
}

.worksheet-banner .banner_img {
  width: 520px;
  position: absolute;
  right: -30px;
  top: -28px;
}

.worksheet-banner .banner_img img {
  width: 100%;
}

@media (max-width:1250px) {
  .grade_levels .grade-item{
    flex-basis: 20%;
  }
}

@media (max-width:1200px) {
  .worksheet-banner .banner_img {
    width: 410px;
    position: absolute;
    right: -30px;
    bottom: -6px;
    top: auto;
}
}

@media (max-width:1100px) {
  .ai-hero .hero-img {
    right: 0;
    max-width: 350px;
  }
}

@media (max-width:1024px) {
  .ai-hero{
    padding-top: 70px;
  }
  .ai-hero .hero-wrapper {
    justify-content: center;
  }  
  .worksheet-banner .container{
    padding: 78px 0 0px 0px;
  }
  .worksheet-banner .worksheet-wrapper{
    justify-content: center;
  }
  .worksheet-banner .banner-text{
    text-align: center;
  }
  .worksheet-banner .banner_img{
    position: relative;
    top: auto;
    bottom: -5px;
    right: 0;
    margin-top: 40px;
  }
}

@media (max-width:860px) {
  .grade_levels .grade-item{
    flex-basis: 25%;
  }
}

@media (max-width:768px) {

  .ai-hero h1 {
    text-align: center;
    font-size: 36px;
    line-height: 46px;
  }
  .ai-hero p {
    font-size: 18px;
    line-height: 24px;
    text-align: center;
  }
  .about-worksheet h2, .grade_levels h2, .worksheet-banner h2{
    font-size: 28px;
    line-height: 34px;
  }
  .about-worksheet .green-wrapper h3{
    font-size: 24px;
    line-height: 30px;
  }
  .about-worksheet .description p{
    font-size: 18px;
    line-height: 24px;
  }
  .about-worksheet .green-wrapper .info-description p{
    font-size: 18px;
    line-height: 24px;
    text-align: center;
  }  
  .about-worksheet .green-wrapper{
    justify-content: center;
  }
  .worksheet-banner p{
    font-size: 18px;
    line-height: 24px;
    text-align: center;
  }
  .about-worksheet .container{
    padding: 30px 16px;
  }
  .worksheet-banner .container{
    padding: 30px 16px 0px 16px;
  }
}

@media (max-width:620px) {
  .grade_levels .grade-item{
    flex-basis: 45%;
  }
  .about-worksheet .green-wrapper{
    padding: 20px;
  }  
}
@media (max-width:500px) {
  .grade_levels .grade-item{
    flex-basis: 80%;
  }
  .grade-item .grade_icon{
    width:100px;
    height: 100px;
  }
}