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

body {
  background-color: #f5f7fa;
  color: #1e1e2f;
  font-family: 'Roboto Flex', sans-serif;
}

.great-vibes-regular {
  font-family: "Great Vibes", cursive;
  font-weight: 400;
  font-style: normal;
}

.roboto-flex {
  font-family: "Roboto Flex", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  font-variation-settings:
    "slnt" 0,
    "wdth" 100,
    "GRAD" 0,
    "XOPQ" 96,
    "XTRA" 468,
    "YOPQ" 79,
    "YTAS" 750,
    "YTDE" -203,
    "YTFI" 738,
    "YTLC" 514,
    "YTUC" 712;
}

/*------------------------------------------ 
            Navbar Start
------------------------------------------ */
.navbar .nav-link,
.navbar .dropdown-item {
  font-size: 17px !important;
  color: #fff !important;
}

.navbar .nav-link:hover,
.navbar .dropdown-item:hover {
  color: #007bff !important;
  background-color: transparent;
}

.dropdown-menu {
  background-color: #007bff;
  border: none !important;
}

.navbar-brand span {
  padding-top: 8px;
  color: #ffffff;
  font-weight: 500;
  font-size: 40px;
  font-style: normal;
}

.navbar-brand span:hover {
  color: #0056b3;
}

.top-logo .navbar-brand img {
  transition: transform .8s ease-in-out;
}

.top-logo .navbar-brand img:hover {
  transform: scale(1.2);
}

/*------------------------------------------ 
            Navbar End
------------------------------------------ */

.hero-section {
  background-image: linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.2)), url("../image/tech-bg.jpg");
  width: 100%;
  min-height: 80vh;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 50px;
}

.hero-content {
  text-align: center;
}

.hero-content h1 {
  font-size: 60px;
  font-weight: 500;
  color: #007bff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  transition: all .8s ease;
}

.hero-content h1:hover {
  color: #0056b3;
}

.hero-content p {
  font-size: 30px;
  color: #1e1e2f;
  text-shadow:
    1px 1px 2px rgba(0, 123, 255, 0.2),
    0 0 1em rgba(0, 123, 255, 0.3);
}

.hero-content .cta-button:hover {
  background-color: #007bff;
  color: #fff;
}

.hero-image {
  width: 100%;
}

.hero-image img {
  object-fit: cover;
  width: 100%;
  height: auto;
  border-radius: 50%;
  background: linear-gradient(rgba(0, 123, 255, 0.3), rgba(135, 206, 235, 0.5));
  filter: drop-shadow(0 0 0.85rem rgba(0, 123, 255, 0.5));
}

.line {
  background: linear-gradient(to right, #007bff, #fff, #0056b3);
  width: 200px;
  margin: auto;
  text-align: center;
  height: 2px;
  margin-bottom: 30px;
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 50px;
  }

  .hero-content p {
    font-size: 25px;
  }

  .hero-image {
    margin: auto;
  }
}

/*------------------------------------------ 
            Hero Section End
------------------------------------------ */

h1.about {
  color: #1e1e2f;
  text-align: center;
  font-size: 2.5rem;
  border-bottom: 3px solid #007bff;
  display: inline-block;
}

h2.tutor {
  color: #1e1e2f;
  font-size: 1.7rem;
}

#about {
  background-color: #e9ecef;
  padding: 20px 0;
  margin: 20px 0;
}

.txt {
  background-color: #fff;
  border-left: 5px solid #007bff;
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

.txt p {
  color: #333;
  line-height: 1.7;
  font-size: 1.1rem;
}

#about img {
  max-width: 100%;
  border-radius: 10px;
}

@media (max-width: 768px) {
  h1.about {
    font-size: 2rem;
  }

  h2.tutor {
    font-size: 1.5rem;
  }
}

/*------------------------------------------ 
            Icons After Hero Section
------------------------------------------ */

.icon-card {
  border: none !important;
  box-shadow: 0px 0px 0px 8px rgba(0, 123, 255, 0.1);
}

.icon-card .icons-after-hero-section {
  filter: drop-shadow(0 0 5px rgba(0, 123, 255, 0.1)) drop-shadow(0 0 10px rgba(0, 123, 255, 0.1));
}

.icon-stack {
  position: relative;
  display: inline-block;
  width: 70px;
  height: 70px;
  margin: 0 auto;
  text-shadow:
    0 0 5px rgba(0, 123, 255, 0.3),
    0 0 10px rgba(0, 123, 255, 0.2);
}

.icon-back {
  font-size: 70px;
  font-weight: bold;
  color: #007bff;
  position: absolute;
  top: 0;
  left: 0;
}

.icon-front {
  font-size: 68px;
  font-weight: 100;
  color: #f8f9fa;
  position: absolute;
  top: 0px;
  left: 0px;
  text-shadow:
    -1.3px -1.3px 0 #007bff,
    1.3px -1.3px 0 #007bff,
    -1.3px 1.3px 0 #007bff,
    1.3px 1.3px 0 #007bff;
}

/*------------------------------------------ 
            Circle Info Graph
------------------------------------------ */

.circle-info-graph {
  border-radius: 8px;
  margin-top: 50px;
  margin-bottom: 50px;
  text-align: center;
  box-shadow: 0px 0px 0px 8px rgba(0, 123, 255, 0.1);
}

.circle-info-graph h2 {
  color: #1e1e2f;
  padding: 50px;
  margin-bottom: 30px;
  margin-left: 13%;
  text-align: left;
}

.circle-info-graph img {
  width: 90%;
  padding: 50px;
  text-align: center;
}

@media(max-width: 768px) {
  .circle-info-graph img {
    width: 100%;
  }

  .circle-info-graph h2 {
    margin-left: 6%;
    margin-bottom: 20px;
  }
}

.course-card {
  text-align: center;
  font-family: "Roboto Flex", sans-serif;
  transition: all 0.8s ease;
}

.course-card:hover {
  background-color: rgba(0, 123, 255, 0.8);
  color: white;
}

.course-card:hover .card-title {
  color: #fff;
}

.course-card:hover .cta-button {
  background-color: white;
  color: #007bff;
}

.cta-button {
  background-color: #007bff;
  color: white;
  border: none;
  height: 40px;
  width: 160px;
  font-weight: 500;
}

.cta-button:hover {
  background-color: white;
  color: #007bff;
}

.course-card p {
  font-weight: 600;
}

.course-card h3 {
  font-weight: 700;
  font-size: 25px;
}

.course {
  background-color: #f8f9fa;
  border-top: 2px solid #007bff;
  border-left: 2px solid #007bff;
  box-shadow: 6px 4px 6px 2px rgba(0, 0, 0, 0.1);
}

#courses .card {
  border: none;
  box-shadow: 2px 2px 20px 2px rgba(0, 123, 255, 0.1);
}

#certification {
  background-color: #e9ecef;
}

.certification img {
  object-fit: cover;
  width: 100%;
}

/*------------------------------------------ 
            Contact Us
------------------------------------------ */

.contact {
  color: #1e1e2f;
  font-size: 2.2rem;
  text-align: left;
  padding-bottom: 5px;
}

.form {
  background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.8)), url("../image/tech-contact-bg.jpg");
  background-size: cover;
  padding: 40px;
  margin: auto;
  background-position: center;
  background-repeat: no-referrer;
}

.form .form-label {
  color: white;
}

/*------------------------------------------ 
            Why Choose Section
------------------------------------------ */

.contact,
#courses .a1,
#why .a1,
#expert .a1 {
  color: #1e1e2f;
  font-size: 2.2rem;
  text-align: left;
  padding-bottom: 5px;
}

@media(max-width: 768px) {
  #courses .a1,
  #why .a1,
  #expert .a1 {
    font-size: 1.8rem;
  }
}

#expert {
  background: conic-gradient(from 45deg, rgba(0, 123, 255, 0.3), rgba(135, 206, 235, 0.5));
}

#expert p {
  font-size: 18px;
}

#why .card {
  box-shadow: 2px 2px 20px 2px rgba(0, 123, 255, 0.1);
}

#why p {
  font-size: 18px;
}

.footer {
  background: #007bff !important;
}

.footer a i {
  color: white;
}

.logo .navbar-brand img {
  transition: transform 0.8s ease-in-out;
}

.logo .navbar-brand img:hover {
  transform: scale(1.2);
}

.logo .navbar-brand span:hover {
  color: #0056b3;
}

.footer-icons a i:hover {
  color: #bad0ef;
}