.nav-container ul li:nth-child(5) a{
   border-bottom: 3px solid #DE5D0A;
   padding-bottom: 12px;
}
.main{
   display: flex;
   padding: 73px 30px 0 30px;
}
.blog-infor{
   max-width: cal(1120px+ 843px);
   margin: 0vw 17vw;
   display: flex;
   flex-direction: column;
   padding-top: 106px;
   padding-bottom: 38px;
}
.blog-infor>img{
   max-width: 1243px;
   width: 100%;
   margin: auto;
   margin-bottom: 20px;
}
.blog-infor>h2{
   font-size: 21px;
   color: rgb(12, 47, 84);
   font-weight: 700;
   margin-bottom: 20px;
}
article>h3{
   font-size: 14px;
   font-family: Poppins, sans-serif;
   font-weight: 700;
   color: rgb(12, 47, 84);
}
article>p{
   margin: 0px 0px 16px;
   font-size: 14px;
   font-family: "Open Sans", sans-serif, "Noto Sans Khmer";
   font-weight: 400;
   width: 100%;
   line-height: 26px;
   color: rgba(0, 0, 0, 0.87);
}
.back-button{
   width: 201px;
   height: 41px;
   display: flex;
   align-items: center;
   justify-content: center;
   padding: 0 20px 0 20px;
   border-radius: 8px;
   border: none;
   background: rgb(222, 93, 10);
   font-size: 14px;
   color: white;
   position: fixed;
   left: 30px;
   bottom: 30px;
}
.back-button:hover{
   cursor: pointer;
   left: 27px;
}
@media (max-width:960px){
   .back-button{
      position: static;
      max-width: 843px;
      width: 100%;
      left: auto;
      bottom: auto;
   }
}