body{
  line-height: 1.7em;
  position: relative;
  font-weight: bold;
  margin: 0px;
  font-size: 1em;
  font-family: "Verdana";
  --nav_load_time: 600ms;
  --nav_link_load_time:600ms;
}
.f1-page{
  padding:0px 15px 0px 15px;
}
#check{
  display: none;
}

.seker-logo{

  width: 100%;
  left: 0;
  right: 0;
  margin: auto;
  height: 100%;
}

div .icon-burger {
	display: none;
	position: absolute;
	right: 5%;
	top: 35px;
	transform: translateY(-50%);
}
div .icon-burger .line {

	width: 30px;
	height: 5px;
	background-color: black;
	margin: 5px;
	border-radius: 3px;
	transition: all .3s ease-in-out;
}

a{
  color: black;
  text-decoration: none;
}
.f1-header-container{
position: relative;
top:0px;
}
.header{
  top:0px;
}
.f1-header-container-head{
  position: relative;
  top: 0px;
  margin: 0px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0px;
  height:80px;
  width: 100%;
  background-color: white;
}
p{
  max-width:80ch;
}
.f1-background-container{
  position: absolute;
  width: 95%;
  height: 600px;
  z-index: -10;
}
.f1-background-container-sticky{
  position: fixed;
  display: flex;
  justify-content: center;
  left: 15px;
  right: 15px;
  top:0px;

}
.background-image{
   object-fit:cover;
   padding: auto;
   max-width: 1200px;
  width: 100% ;
  height:650px;
}
.f1-header-container-head-logo{
  position: absolute;
    right: 0;
    left: 0;
    margin-left: auto;
    margin-right: auto;
    top:0px;
    height:100px;
    width: 200px;

}

.f1-header-container-nav-container{
  min-height: 90px;
  padding-top: 100px;
  display: flex;
  margin: 0px;
  align-items: center;
  justify-content: space-around;
  width: 100%;
  background-color: white;
}
ul{
  padding: 0px;
}
.f1-header-container-nav-container ul li{
  animation-name: link-load;
  animation-duration: var(--nav_link_load_time);
  animation-timing-function: ease-in;
  animation-delay: var(--nav_load_time);
  animation-fill-mode: forwards;
  transform: scale(0);
  list-style: none;
  font-size:1.2em;
  margin-left: 20px;
  margin-right:20px;

  flex-wrap: wrap;
  float: left;
  justify-content: space-around;
}
.f1-header-container-nav-container ul li a:hover{
  color: black;

}
.f1-header-container-nav-container ul li a{
  color: grey;
  }
.f1-win{
  display: flex;
  justify-content: center;
}
.f1-window{
  max-width: 1200px;
  padding: auto;
  left: 0px;
  right: 0px;
  position: relative;
  display: flex;
  width: 100%;
  height:450px;
  margin: 0px;
  box-shadow: inset 0px 0px 19px 25px rgba(0,0,0,0.51);
    background-color:rgba(0,0,0,0.1);
  justify-content: center;

}
.f1-window-top{

  position: absolute;
  background-color: white;
  width: 101%;
  top: -1px;
  left: -1px;
  right: -1px;
  height: 40px;
  clip-path: polygon(50% 0, 100% 0, 100% 0, 100% 0, 50% 100%, 0 0, 0 0);
}
.f1-window-bottom{

  position: absolute;
  bottom: -1px;
  left: -1px;
  right: -1px;
  background-color: white;
  width: 101%;
  height: 40px;
  clip-path: polygon(50% 100%, 100% 0, 100% 100%, 100% 100%, 50% 100%, 0 100%, 0 0);

}
.f1-window-container{
  position: absolute;
  animation-name: window-container-load;
  animation-duration: var(--nav_link_load_time);
  animation-timing-function: ease-in;
  animation-delay: var(--nav_load_time);
  animation-fill-mode: forwards;
  display: flex;
  justify-content: center;
  z-index: -10;
  top:-70px;
  padding-top: 100px;
  width: 300px;
  height: 90px;
  box-shadow:0px 14px 15px 0px rgba(50, 50, 50, 0.42);
  background-color:rgba(64, 128, 177,0.9);
  font-size: 1.2em;
}

.f1-aboutus-container{
  width: 100%;
  background-color: white;
  padding:20px 0px 20px 0px;

}
.f1-aboutus-container p{
  font-weight: normal;
  text-align: justify;
}

.f1-aboutus-container-header{
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top:30px;
  width: 100%;
  height: 50px;
}
span{
  font-size: 30px;

}
.f1-aboutus-container-text {
  margin: auto;
  display: flex;
  justify-content: center;
  padding: 30px 15px;
  justify-content: center;
  max-width: 60rem;
}
.f1-service{
  display: flex;
  justify-content: center;
}
.f1-service-container span{
  padding: 15px 15px 20px 15px;
}
.f1-service-container-wrap-text h2{

}
.f1-service-container{
  max-width: 1200px;
  position: relative;
  padding: 15px 15px 30px 15px;
  width: 100%;
  background-color: rgb(64, 128, 177);
}
.f1-service-container-header{
  position: relative;
  display: flex;
  padding:  10px 0px 40px 0px;
  width: 100%;
  justify-content: center;
  align-items: center;
}
.f1-service-container-wrap{
  position: relative;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  width: 100%;
  padding:  0px 0px 10px 0px;
}
.f1-service-container-wrap-png,.f1-service-container-wrap-text{
  height: 250px;
  width: 50%;
  position: relative;
}
.f1-service-container-wrap-text{
  display: flex;
  align-items: center;

}
.f1-service-container-wrap-text ul{
  padding-left:50px;
  padding-right: 30px;
  margin-top: 0px;
}
.f1-service-container-wrap-text ul li{
  margin-bottom: 10px;
  font-weight: normal;
}


.f1-service-container-wrap-png img{
  object-fit: cover;
  width: 100%;
  height: 100%;
}
.f1-reference-container{
  position: relative;
  width: 100%;
  background-color: white;
}
.f1-reference-head{
  padding: 80px 0 20px 0;
    display: flex;
flex-direction: column;
      align-items: center;
  width: 100%;
  justify-content: center;
}
.f1-contact{
  display: flex;
  justify-content: center;
}
.f1-contact-container{
  max-width: 1200px;
  background-color: white;
  position: relative;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  width: 100%;
  padding: 50px 0 30px 0;
}
.f1-contact-container-wrap{
  text-align: center;
  padding-top: 20px;
  width: 300px;
  height: 300px;

}
.f1-copyright{
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  background-color: white;
  font-size: 0.8em;
}

.f1-contact-container-wrap p{
  font-weight: normal;
}
.f1-copyright-text{
  font-size: 1em;
  padding: 5px 15px 5px 10px;
}
.f1-copyright a{
    padding: 5px 0px 5px 5px;
}
.map{
  padding-top:20px;
}

table.steelBlueCols {

  width: 90%;
  max-width: 1200px;
  text-align: center;
  border-collapse: collapse;
}
table.steelBlueCols td, table.steelBlueCols th {
  padding: 5px 10px;
}
table.steelBlueCols tbody td {
  font-size: 12px;
  font-weight: bold;
  color: #000000;
  font-weight: normal;
}
table.steelBlueCols tr:nth-child(even) {
  background: #4080B1;
}
table.steelBlueCols thead {
  background: #4080B1;
}
table.steelBlueCols thead th {
  font-size: 15px;
  font-weight: bold;
  color: #000000;
  text-align: center;
}
table.steelBlueCols tfoot td {
  font-size: 13px;
}
table.steelBlueCols tfoot .links {
  text-align: right;
}
table.steelBlueCols tfoot .links a{
  display: inline-block;
  background: #FFFFFF;
  color: #398AA4;
  padding: 2px 8px;
  border-radius: 5px;
}

@media screen and (max-width:830px){

  .background-image{
     object-fit:cover;
     height: 720px;
  }
  .f1-window-container{
    width: 250px;
  }
  .f1-header-container-nav-container ul{
    visibility: hidden;
 }
 .f1-header-container-nav-container{
   padding-top:0;

 }

  .icon-burger .line{
    right: 15px;
    width: 30px;
    height: 5px;
    background-color: black;
    margin: 5px;
    border-radius: 3px;
    transition: all .3s ease-in-out;
  }
  .f1-header-container-head{
    justify-content:space-around;
  }
  .f1-aboutus-container-text{
    margin:20px 10px 10px 10px;
  }
  .f1-service-container-wrap-png,.f1-service-container-wrap-text{
    flex: 100%;
  }
  .f1-service-container-wrap-text{
    padding: 5px 5px;
    height: auto;
  }
  .f1-contact-container-wrap{
  text-align: center;
  padding-bottom: 40px;
}
.f1-contact-container{
  padding: 20px 0px 20px 0px;
}
#check:checked ~ .f1-header-container-nav-container ul{
  padding-top: 80px;
visibility: visible;
display:flex;
flex-wrap: wrap;
}
#check:checked ~ .f1-header-container-nav-container ul li{
  display: flex;
  justify-content: center;
  align-items: center;
  padding-bottom: 5px;
  padding-top: 5px;
  flex: 100%;
  border-bottom: 1px solid black;
}
span{
  text-align: center;
  font-size: 1.8em;
  padding-left: 0px;
  padding-right: 0px;
}
.f1-copyright{
  font-size: 0.7em;
}
.f1-service-container-wrap-text{
background-color: rgb(64, 128, 177);
}
div .icon-burger {
  display: block;
}
div :checked ~ .icon-burger .line:nth-child(1) {
  transform: translateY(10px) rotate(225deg);
}
div :checked ~ .icon-burger .line:nth-child(3) {
  transform: translateY(-10px) rotate(-225deg);
}
div :checked ~ .icon-burger .line:nth-child(2) {
  opacity: 0;
}
}
@keyframes window-container-load {
  0%{
    transform: translateY(-50%);
  }
  80%{
    transform: translateY(30%);
  }
  100%{
    transform: translateY(0);
  }
}
@keyframes link-load {
    0%{
      transform: scale(0);
    }
    80%{
      transform: scale(1.1);
    }
    100%{
      transform: scale(1);
    }

  }