/* @import url("https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;700&display=swap"); */
@import url('https://fonts.googleapis.com/css2?family=Lato:wght@300;400;700&display=swap');
* {
  font-family: Cambria, Georgia, serif;
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

html {
  font-size: 10px;
  scroll-behavior: smooth;
}

body {
  font-family: Cambria, Georgia, serif;
  font-size: 1.6rem;
  background: #fff;
  color: #333;
  line-height: 1.6;
}

ul {
  list-style: none;
}

a {
  color: #333;
  text-decoration: none;
}

h1,
h2 {
  font-weight: 200;
  line-height: 1.2;
}

p {
  margin: 1rem 0;
}

img {
  width: 100%;
}

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

/* navbar */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: rgb(3, 1, 1);
  opacity: 0.9;
  color: #0c0b0b;
  position: fixed;
  top: 0;
  width: 100%;
  height: 70px;
  padding: 0 0.5rem;
}

.navbar a {
  color: #fff;
  padding: 1rem 2rem;
  margin: 0 0.5px;
}

.navbar a:hover {
}

.navbar ul {
  display: flex;
}

.navbar .brand {
  font-weight: 400;
  display: flex;
  align-items: center;
  /* justify-content: space-between; */
}

.navbar h1 {
  font-size: 3rem;
  color: #ffff;
}

.navbar span {
  color: var(--danger);
  font-weight: bold;
  padding: 6px;
}

.flex-items div p span {
  color: var(--danger);
  font-weight: 900;
}

.flex-items div p {
  text-align: center;
}

.flex-items div h2 {
  text-align: center;
  font-weight: 700;
}
/* 
#smsyolla .flex-items div:nth-child(odd) {
  background-color: var(--secondaryl);
} */--secondaryl

#smsyolla .flex-items div {
  padding: 1rem 1rem;
}

#okulturnike .flex-items div {
  padding: 2rem 1rem;
  margin: 0.5rem, 0.5rem;
}

#okulturnike .flex-items div:nth-child(odd) {
  background-color: var(--secondaryl);
}

#okulturnike {
  margin: 0.1rem;
}
.main-header {
  background-image: url("../img/okulturnikesistemleriana3.jpg");
  background-repeat: no-repeat;
  /* background-size: cover; */
  background-size: cover;
  background-position: center;
  /* height: 76vh; */
  height: 75vh;
  width: 100%;
  /* height:  */
  color: #fff;
  position: relative;
  margin: auto;
  /* position: relative; */
}

.main-header.blog {
  background-image: url("../img/bg-2.jpeg");
  height: 50vh;
}

.main-header .content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 100%;
}

.main-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.2);
}

.navigation .active {
  border-bottom: 2px solid var(--warning);
}

.main-header * {
  z-index: 5;
}

.main-header .content h1 {
  font-size: 5.5rem;
}

.main-header .content p {
  font-size: 2.3rem;
  max-width: 65rem;
  margin: 1rem 0 1rem;
}

/* icons */
.icons {
  padding: 30px;
  margin: 0.3rem;
}

.icons h3 {
  font-weight: 600;
  margin-bottom: 5px;
}

.icons h4 {
  font-weight: 200;
}

.icons p {
  font-weight: 400;
  margin-bottom: 15px;
}

/* icons2 */
.icons2 {
  padding: 30px;
}

.icons2__step {
  position: absolute;
  /* bottom: 0; */
  top: 0;
  /* right: 0; */
  right: 0;
  font-size: 27px;
  background-color: var(--danger);
  border-radius: 50%;
  line-height: 15px;
  padding: 1.2rem;
  transition: all 1s;
}

.icons2_icon {
  position: relative;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background-color: var(--dark);
  color: #fff;
  padding: 2rem;
  text-align: center;
}

.icons2_icon:hover {
  background-color: #dc3545;
}
.icons2_icon:hover .icons2__step {
  background-color: var(--dark);
}

.icons2 h3 {
  font-weight: 600;
  margin-bottom: 5px;
}

.icons2 h4 {
  font-weight: 200;
  margin-bottom: 5px;
}

.icons2 p {
  font-weight: 400;
  margin-bottom: 15px;
}

.sk {
  width: 25%;
  height: 100%;
  padding: 15px;
}
.icons {
  border: 0.5px solid #a8a4a4;
}

.icons i {
  background-color: var(--dark);
  color: #fff;
  padding: 1rem;
  border-radius: 50%;
  margin-bottom: 1.5rem;
}

.icons i:hover {
  background-color: #161515;
  cursor: pointer;
}

/* about */
.about {
  display: flex;
  flex-direction: column;
  color: #fff;
  text-align: justify;
}

.about h2 {
  font-size: 2rem;
  text-align: center;
}

.about p {
  /* margin: 1rem 0; */
  padding: 0.3rem;
}


/* about2 */
.about2 {
  display: flex;
  flex-direction: column;
  color: #fff;
  text-align: justify;
}

.about2 h2 {
  font-size: 2rem;
  text-align: center;
}

.about2 p {
  /* margin: 1rem 0; */
  padding: 0.3rem;
}

/* gallery */
.gallery img:hover {
  cursor: pointer;
  opacity: 0.9;
}

/* gallery2 */
.gallery2 img:hover {
  cursor: pointer;
  opacity: 0.9;
}

/* gallery2 */
.gallery3 img:hover {
  cursor: pointer;
  opacity: 0.9;
}

/* cards2 */
.card2 {
  position: relative;
  color: #fff;
  font-weight: 700;
  overflow: hidden;
}

.card2 p {
  font-size: 16px;
  font-weight: 400;
}
.card2-body h4 {
  font-size: 16px;
}
.card2 h3 {
  font-size: 17px;
}
.card2-body {
  padding: 0.3rem;
}

/* cards */
.card {
  position: relative;
  color: #fff;
  font-weight: 700;
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  display: block;
  background-color: var(--danger);
  opacity: 0.8;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform: translateX(-120%) translateY(-120%) rotate(45deg);
  transition: transform 1s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.card:hover::after {
  transform: scale(2) translateX(-50%) translateY(-50%) rotate(45deg);
}

.card p {
  font-size: 16px;
  font-weight: 400;
}
.card-body h4 {
  font-size: 16px;
}
.card h3 {
  font-size: 17px;
}
.card-body {
  padding: 0.3rem;
}

/* teams */
.teams img {
  border-radius: 50%;
}

.teams img:hover {
  opacity: 0.7;
}

/* contact */
.contact-form {
  width: 50%;
  padding: 0rem 0;
}

.contact-form label {
  display: block;
  margin-bottom: 0.5rem;
}

.contact-form .form-control {
  margin-bottom: 1.5rem;
}

.contact-form input {
  width: 100%;
  padding: 5px;
  height: 40px;
  border: 1px solid #f5f5f5;
}

.contact-form .btn {
  margin-top: 20px;
}

.contact h2 {
  font-size: 3rem;
}

/* article */
.articles {
  padding: 3rem 5rem;
}

.article {
  margin-top: 1.5rem;
  color: #fff;
}

/* footer */
.footer {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  height: 100px;
  margin-top: 10px;
}

.footer a {
  color: white;
}

.footer a:hover {
  opacity: 0.7;
}

.footer .social a {
  margin-right: 10px;
}

.navigation li:last-child {
  display: none;
}
.navigation li ul li:last-child {
  display: flex;
}

/* mobile */
@media (max-width: 1200px) {
  .main-header {
    background-image: url("../img/okulturnikesistemleriana1.jpg");
    background-repeat: no-repeat;
    /* background-size: cover; */
    background-size: cover;
    background-position: center;
    height: 42vh;
    width: 100%;
    /* height:  */
    color: #fff;
    margin: auto;
    position: relative;
  }
}

/* mobile */
@media (max-width: 1000px) {
  .main-header {
    background-image: url("../img/okulturnikesistemleriana1.jpg");
    background-repeat: no-repeat;
    /* background-size: cover; */
    background-size: cover;
    background-position: center;
    height: 32vh;
    width: 100%;
    /* height:  */
    color: #fff;
    margin: auto;
    position: relative;
  }
}

/* mobile */
@media (max-width: 1500px) {
  .main-header {
    background-image: url("../img/okulturnikesistemleriana1.jpg");
    background-repeat: no-repeat;
    /* background-size: cover; */
    background-size: cover;
    background-position: center;
    height: 52vh;
    width: 100%;
    /* height:  */
    color: #fff;
    margin: auto;
    position: relative;
  }
}

/* mobile */
@media (max-width: 900px) {
  .main-header {
    background-image: url("../img/okulturnikesistemleriana1.jpg");
    background-repeat: no-repeat;
    /* background-size: cover; */
    background-size: cover;
    background-position: center;
    height: 28vh;
    width: 100%;
    /* height:  */
    color: #fff;
    margin: auto;
    position: relative;
  }

 

}

/* mobile */
@media (max-width: 680px) {
  .main-header {
    background-image: url("../img/okulturnikesistemleriana1.jpg");
    background-repeat: no-repeat;
    /* background-size: cover; */
    background-size: cover;
    background-position: center;
    height: 23vh;
    width: 100%;
    /* height:  */
    color: #fff;
    margin: auto;
    position: relative;
  }
  .teams img {
    width: 70%;
  }
  html {
    font-size: 9px;
  }

  nav {
    position: relative;
    flex-direction: column;
  }

  nav a {
    align-self: center;
  }

  navbar {
    position: relative;
    flex-direction: column;
    padding: 3px;
    top: 0;
    width: 100%;
    height: 200px;
    /* height: 200px; */
  }
  navbar a,
  h1 {
    align-self: flex-start;
    padding: 3px;
    margin: 0 2px;
  }

  .navigation {
    display: block;
    margin: 0;
    flex-direction: column;
  }
  nav .navigation li a {
    text-align: center;
    padding: 3px;
    background-color: black;
    display: block;
  }

  nav .navigation li {
    text-align: center;
    padding: 0px;
    background-color: black;
    display: block;
  }

  nav .navigation li ul {
    text-align: center;
    padding: 0px;
    background-color: black;
    top: 16px;
    left: 0;
    position: relative;
    height: 130px;
    flex-direction: column;
    display: block;
  }

  nav .navigation li ul li {
    text-align: center;
    padding: 0px;
    left: 0;
    background-color: black;
    flex-direction: column;
    display: block;
  }

  .navigation li:last-child {
    display: block;
    position: absolute;
    top: 0;
    right: 5px;
  }

  .navigation li ul li:last-child {
    position: relative;
    flex-direction: column;
    display: block;
  }

  .main-class .navigation li:not(:last-child) {
    display: none;
  }

  .navigation li:last-child a {
    border-bottom: none;
  }
}

.skills {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 100%;
  width: 100%;
}

.typewrite {
  display: block;
  font-size: 2rem;
  font-weight: 600;
}
.border-bottom {
  height: 3px;
  width: 3rem;
  background-color: var(--danger);
  margin: 0 auto 1rem auto;
}
.references {
  margin: 0.5rem 0.5rem;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.references img {
  width: 200px;
  height: 130px;
}

.navigation {
  text-align: left;
  display: inline;
  margin: 0;
  padding: 8px 4px 8px 0;
  list-style: none;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.15);
}
.navigation li {
  font-family: Cambria, Georgia, serif;
  display: inline-block;
  margin-right: 0px;
  position: relative;
  padding: 2px 2px;
  background: var(darka);
  cursor: pointer;
  transition: all 0.2s;
}
.navigation li:hover {
  background: var(--darka);
  color: #fff;
  /* border-bottom: 2px solid var(--warning); */
}

.navigation li ul {
  padding: 0;
  position: absolute;
  top: 48px;
  left: 0;
  width: 350px;
  box-shadow: none;
  display: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s;
}
.navigation li ul li {
  background: var(--darka);
  display: block;
  color: #fff;
  text-shadow: 0 -1px 0 #000;
}
.navigation li ul li:hover {
  background: var(darka);
}
.navigation li:hover ul {
  display: block;
  opacity: 1;
  visibility: visible;
}