index1.css

@media (min-width: 768px) {
    .container {
      width: 750px;
    }
  }
  /* Medium */
  @media (min-width: 992px) {
    .container {
      width: 970px;
    }
  }
  /* Large */
  @media (min-width: 1200px) {
    .container {
      width: 1170px;
    }
  }




  *{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;

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

  body  {
    font-family: 'Open Sans', sans-serif;
  }

  html {
    scroll-behavior: smooth;
  }


ul{
    list-style: none;
}

header {
    padding-left: 10px;
    padding-right: 10px;
    position: absolute;
}

header .container {

    padding: 15px 15px;
    
    margin: auto auto;
      position: relative;
    
}

header .container::after {
    content: "";
    bottom: 0;
    background-color: white;
    height: 1px;
    width: calc(100% + -25px);
    position: absolute;
    transform: translate(0px, -22px);
    z-index: 4;
} 

 header .container .firstt {
      
    display: flex;
    justify-content: space-between;
     
     margin-top: 5px;
     position: relative;
     margin-left: 210px;
       z-index: 20;
 }

  .firstt   img {
    width: 70%;
    z-index: 20;
    transform: translate(-234px ,-13px);

 }
 
 .container .nav {
    position:absolute;
    top: 25%;
    transform: translate(-80px, 0px);
    right: 0;
     
 }
  .container .nav  ul {
     
    display: flex;
     
    
    
   
    
     
    
    
    
}

 
.nav ul li {
     font-size: 14px;
     font-weight: bold;
    margin-left: 10px ;
    padding-left: 6px;
    color: white;
    z-index: 20;
    
     
     
}
.container .nav ul .active {
    color: #19c8fa;
}

.container .nav ul .active:after  {
    content: "";
    position: absolute;
    background-color: #19c8fa;
    width: 55px;
    bottom: 0;
    height: 1px;
     
    transform: translate(-47px, 41px);


    z-index: 20;
}

.nav ul li::after:hover {
    content: "";
    color: #19c8fa;
    border-bottom: #19c8fa 1px solid;
    
}

  ul li:hover {
    color: #19c8fa;
    
}
.container .nav ul  .Services hr {
    
    position: absolute;
    bottom: 0;
    width: 71px;
    transform: translate(-9px, 41px);
   
     height: 1px !important;
        border: 0;
      
  
     display: none;
    
      
}
.container .nav ul  .Services:hover hr {
    display: block;

     
     
}
.container .nav ul  .Services:hover {
    opacity: 0.9;
}
 


.container .nav ul  .Portofolio hr {
    
    position: absolute;
    bottom: 0;
    width: 71px;
    transform: translate(-9px, 41px);
   
     height: 1px !important;
        border: 0;
      
  
     display: none;
    
      
}

.container .nav ul  .Portofolio:hover hr {
    display: block;

     
     
}
.container .nav ul  .Portofolio:hover {
    opacity: 0.9;
}


.container .nav ul  .About hr {
    
    position: absolute;
    bottom: 0;
    width: 71px;
    transform: translate(-9px, 41px);
   
     height: 1px !important;
        border: 0;
      
  
     display: none;
    
      
}

.container .nav ul  .About:hover hr {
    display: block;

     
     
}
.container .nav ul  .About:hover {
    opacity: 0.9;
}


.container .nav ul  .Pricing hr {
    
    position: absolute;
    bottom: 0;
    width: 71px;
    transform: translate(-9px, 41px);
   
     height: 1px !important;
        border: 0;
      
  
     display: none;
    
      
}

.container .nav ul  .Pricing:hover hr {
    display: block;

     
     
}
.container .nav ul  .Pricing:hover {
    opacity: 0.9;
}


.container .nav ul  .Contact hr {
    
    position: absolute;
    bottom: 0;
    width: 71px;
    transform: translate(-9px, 41px);
   
     height: 1px !important;
        border: 0;
      
  
     display: none;
    
      
}

.container .nav ul  .Contact:hover hr {
    display: block;

     
     
}
.container .nav ul  .Contact:hover {
    opacity: 0.9;
}
 

 
 
 
 
.search i {
    position: relative;
    color: white;
    transform: translate(2px, 20px);
    font-size: 20px;
    z-index: 20;
}
i::after {
    content: "";
    height: 36px;
    width: 2px;
    background-color: white;
    position: absolute;
     
    transform: translate(-45px, -6px);
   
 
    

}
header   {
    height: 100vh;
    background-image: url(412685106.jpg);
    background-size: cover;
     position: relative;
}

 header:after {
    position: absolute;
    content: "";
    height: 100%;
    width: 100%;
    top: 0;
    right: 0;
    background-color: rgb(0 0 0 / 60%);
    z-index: 10;
   
 }


 header .div {

    position: absolute;
    content: "";
    width: 1000px;
    height: 328px;
    background-color:rgb(15 116 143 / 70%);
     
    z-index: 300;
    transform: translate(-389px, 220px);

 }

/* header .div .h1, h1, p {

    margin-top: 10px;
    text-align: center;
}
 header .div .h1 {
     
    color: blanchedalmond;
    font-weight: 800px !important;
    
    
 }

 header .div .h1 , h1 {
    
    transform: translate(189px, 55px);

 }
  

  */
  header .div .h1 , h1 {
    
    transform: translate(435px, 2px);

 }
 header .div h1 {
    color: white;
    opacity: 0.9;
 }
  
  header .div {

    display: flex;
    flex-direction: column;
    justify-content: center;
    
  }
    
  header .div p {
    width: 450px;
    text-align: center;
    line-height: 2;
    transform: translate(435px, 12px);
    color: aquamarine;
 }