:root {
  --blue: #2c2f91;
  --orange: #f58522;
}

* {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "ROBOTO", sans-serif;
}

/* --------------------------------------- common -------------------- */
.comHeader {
  color: var(--blue);
  font-size: 3.5vw;
  line-height: 1;
  margin-top: 2vw;
  margin-bottom: 2vw;
}

.comTitle {
  color: var(--orange);
  font-size: 1.5vw;
  text-decoration: underline;
  text-decoration-color: #dee2e6;
  text-decoration-thickness: 5px;
  font-family: 'Courier New', Courier, monospace;
}

.comPara {
  color: #6d7686;
  font-size: 1.3vw;
  text-align: justify;
  word-break: keep-all;
}

.comPara2 {
  color: #ffffff;
  font-size: 1.3vw;
  margin-top: 2vw;
}

/* ---------------------------------------------------sec-part-one ----  */
.sec-one-box {
  display: grid;
  grid-template-columns: auto;
  margin-top: 7vw;
  padding-inline: 4vw;
}

/* ---------------------------------------------------sec-part-two ----  */
.sec-two-box {
  display: grid;
  grid-template-columns: auto auto auto;
  gap: 2%;
  padding-inline: 4vw;
  padding-top: 3vw;
  padding-bottom: 7vw;
}

.sec-two-child {
  background-color: #f4f2f1;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
  border-radius: 10px;
}

.sec-two-child img {
  width: 100%;
  height: 19vw;
  border-radius: 10px 10px 0 0;
}

.sec-two-child-text {
  padding: 2vw;
}

.sec-two-child-text h3 {
  text-transform: uppercase;
  color: #1a19a6;
  font-size: 1.4vw;
}

/* ---------------------------------------------------sec-one-folder ----  */
.sec-one-folder {
  background-color: #13c5dd;
  display: grid;
  grid-template-columns: 30% auto;
  gap: 4%;
  padding-inline: 4vw;
  padding-block: 7vw;
}

.top-text {
  padding-bottom: 2vw;
}

.names {
  background-color: #ffffff;
  padding: 5vw;
  border-radius: 10px;
}

.names ul li {
  margin-bottom: 10px;
  list-style-type: square;
  cursor: pointer;
  transition: all 0.5s ease-in-out;
  font-size: 1.8vw;
  padding-inline: 1vw;
}

.names span {
  font-size: 1.2vw;
}

.names ul li:hover {
  background-color: #13c5dd;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
}

.detail-text a {
  text-decoration: none;
}

.btns {
  display: block;
  border: 1px solid #ffffff;
  width: max-content;
  padding-inline: 3vw;
  padding-block: .5vw;
  font-size: 1.2vw;
  margin-top: 1.9vw;
  box-shadow: rgba(50, 50, 93, 0.25) 0px 6px 12px -2px, rgba(0, 0, 0, 0.3) 0px 3px 7px -3px;
  text-decoration: none;
  color: #ffffff;
  transition: 0.6s ease;
}

.btns:hover {
  background-color: rgba(0, 0, 0, 0.562);
}

.related-img1 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/speechDisorder.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

.related-img2 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/au.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

.related-img3 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/ad.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

.related-img4 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/hi.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

.related-img5 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/cp.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

.related-img6 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/clp.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

.related-img7 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/ap.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

.related-img8 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/dy.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

.related-img9 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/ld.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

.related-img10 {
  height: 20vw;
  width: 20vw;
  background: url(img-files/mr.avif);
  background-size: cover;
  border-radius: 10px;
  margin-top: 4vw;
}

/* -------------------------------------------------------- screen 835px  */
@media screen and (max-width: 835px) {

  /* --------------------------------------- common 835----------------- */
  .comHeader {
    font-size: 4vw;
  }

  .comTitle {
    font-size: 2.2vw;
  }

  .comPara {
    font-size: 2vw;
  }

  .comPara2 {
    font-size: 2vw;
  }

  /* ----------------------------------------------sec-part-one 835--  */
  .sec-one-box {
    margin-top: 10vw;
  }

  /* ----------------------------------------------sec-part-two 835--  */
  .sec-two-child-text h3 {
    font-size: 2.2vw;
  }

  /* -----------------------------------------835-------sec-one-folder ----  */
  .sec-one-folder {
    grid-template-columns: 35% auto;
  }

  .names ul li {
    font-size: 2.2vw;
  }

  .names span {
    font-size: 2vw;
  }

  .btns {
    font-size: 2vw;
  }

  .related-img1 {
    height: 30vw;
    width: 30vw;
  }

  .related-img2 {
    height: 30vw;
    width: 30vw;
  }

  .related-img3 {
    height: 30vw;
    width: 30vw;
  }

  .related-img4 {
    height: 30vw;
    width: 30vw;
  }

  .related-img5 {
    height: 30vw;
    width: 30vw;
  }

  .related-img6 {
    height: 30vw;
    width: 30vw;
  }

  .related-img7 {
    height: 30vw;
    width: 30vw;
  }

  .related-img8 {
    height: 30vw;
    width: 30vw;
  }

  .related-img9 {
    height: 30vw;
    width: 30vw;
  }

  .related-img10 {
    height: 30vw;
    width: 30vw;
  }

}

/* -------------------------------------------------------- screen 500px  */
@media screen and (max-width: 500px) {

  /* -------------------------------500------ common -------------------- */
  .comHeader {
    font-size: 8vw;
  }

  .comTitle {
    font-size: 5.5vw;
  }

  .comPara {
    font-size: 4.5vw;
  }

  .comPara2 {
    font-size: 4.5vw;
  }

  /* -----------------------------------------500--------sec-part-one ----  */
  .sec-one-box {
    grid-template-columns: auto;
    margin-top: 20vw;
  }

  /* ---------------------------------------500---------sec-part-two ----  */
  .sec-two-box {
    grid-template-columns: auto;
    padding-bottom: 10vw;
    margin-bottom: 15vw;
  }

  .sec-two-child img {
    height: unset;
  }

  .sec-two-child-text h3 {
    font-size: 4.5vw;
  }

  /* -------------------------------------- 500---------sec-one-folder ----  */
  .sec-one-folder {
    grid-template-columns: auto;
    padding-top: 15vw;
    padding-bottom: 25vw
  }

  .names {
    padding: 15vw;
  }

  .names ul li {
    font-size: 6vw;
  }

  .names span {
    font-size: 5.5vw;
  }

  .btns {
    font-size: 4.5vw;
    padding-block: 2vw;
  }

  .related-img1 {
    height: 100vw;
    width: 100%;
  }

  .related-img2 {
    height: 100vw;
    width: 100%;
  }

  .related-img3 {
    height: 100vw;
    width: 100%;
  }

  .related-img4 {
    height: 100vw;
    width: 100%;
  }

  .related-img5 {
    height: 100vw;
    width: 100%;
  }

  .related-img6 {
    height: 100vw;
    width: 100%;
  }

  .related-img7 {
    height: 100vw;
    width: 100%;
  }

  .related-img8 {
    height: 100vw;
    width: 100%;
  }

  .related-img9 {
    height: 100vw;
    width: 100%;
  }

  .related-img10 {
    height: 100vw;
    width: 100%;
  }
}