@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,300;0,400;0,500;0,900;1,300&display=swap');


*{
padding: 0;
margin: 0;
box-sizing: border-box;
}
a{ text-decoration: none; }
ul li{ list-style: none; }

body{
  /*font-family: 'Poppins', sans-serif;*/
  font-family: 'Roboto', sans-serif;

}
.main-header{
    display: flex;
    background: #2f3640;
    height: 60px;
    justify-content: space-around;
    align-items: center;
    user-select: none;
  }
  .logo{
    text-transform: uppercase;
    font-weight:400;
    letter-spacing: 4px;
    color:white;
    font-size: 20px;
    /*transition: 0.5s ease-in-out;*/
    cursor: pointer;
  }
  .logo p{
    font-size: 10px;
    text-align: center;
  }
  
  /*.logo:hover{
  color:#FFC312;
  }*/
  .right-links{
    display: flex;
    gap:25px;
  }
  
  .right-links li a{
    color:white;
    letter-spacing: 1px;
    transition: 0.5s;
  }
  .right-links li a:hover{
  
    padding: 20px 20px;
    background-color: #F08080;
    /*border-top-right-radius:10px ;
    border-top-left-radius:10px ;*/
  
  }
  section{
    width: 100%;
    height: 100vh;
  }
  .right-bar{
    display: none;
  }
  .active a{
    color:#FFC312 
  }
  
  .right-bar{
   width: 35px;
  height: 35px;
  background:none;
  border: none;
  }
  .right-bar::before,
.right-bar .bar,
.right-bar::after
{
  content: '';
  width: 100%;
  height: 3px;
  display: block;
  background-color: white;
  margin: 6px 0px;
  border-radius: 2px;
  transition:  0.5s;
}
.mobile-nav{
    background-color: #333;
    position: fixed;
    top: 60px;
    width: 100%;
    height: 100%;
    right: 100%;
    transition: 0.6s;
    z-index: 99;
    display: none;
  }
  
  .mobile-nav .right-links{
    display:flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    height: 100vh;
  }
  
  
  .right-bar.is-active .bar{
    opacity: 0;
  }
  
  
  .right-bar.is-active::before{
  transform: rotate(-45deg) translate(-8px,7px);
  }
  
  .right-bar.is-active::after{
    transform: rotate(45deg) translate(-6px,-6px);
  }
  
  .mobile-nav.is-active{
    right: 0;
  }
  .banner{
    width: 100vw;
    /*background-image:linear-gradient(rgba(0,0,0,0.9),rgba(0,0,0,0.9), url('images/pexels-itemguidescom-695688.jpg'));*/
    background-image: url('images/pexels-tuấn-kiệt-jr-1382728.jpg');
    background-position: center;
    background-size: 100%;
    height: calc(100vh - 90px);
    filter: contrast(1.0);
  }
  
  
  .banner h1{
    color:white;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 20px;    
    mix-blend-mode:overlay;
    text-align: right;
    font-size: 45px;
    
  }
    /*
.section{
    width: 100vw;
    height: 100vh;
  }
  .about{
    background-color: #fd79a8;
  }*/
@media(max-width:992px) {
    .main-header .right-side{
      display: none;
    }
    .right-bar{
      display: block;
    }
    .mobile-nav{
      display: block;
    }
    .banner h1{
      font-size: 35px;
    }
  
    .banner{
        background-image:url('images/pexels-itemguidescom-695688.jpg');
      }
    }