*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;

    /* ---Header---- */
}
header{
    background-color: #183456;
    width: 100%;
    direction: rtl;
    
    
}
header ul{
    background-color: #0A4F9E;
    width: 40%;
    position: relative;
    top: 10px;
    right: 0;
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    clip-path: polygon(10% 0, 100% 0%, 100% 100%, 0% 100%);
   
}
header ul li{
    padding-right: 10px;
    margin: 10px;
    border-right: 3px solid #fff;
}
header ul li a{
    color: #fff;
    text-decoration: none;
}
header ul li a:hover{
    color: #2d3e50;
    text-decoration: underline;
}
 /* ---End of Header---- */
 /* -------Nav------ */
 nav{
     background-color: #fff;
     width: 100%;
     
 }
 nav ul{
     list-style: none;
     padding: 0;
     margin: 0;
     display: flex;
     justify-content:flex-end ;
 }
 nav ul li{
     padding-right: 20px;
     margin: 10px;
     position: relative;
 }
 nav ul li::after{
     content: '';
     height: 3px;
     width: 0;
     background-color: #0A4F9E;
     position: absolute;
     left: 0;
     bottom: -1px;
     transition: 0.5s;
 }
 nav ul li:hover::after{
    width: 80%;
 }
 nav ul li a{
     text-decoration: none;
     font-weight: bold;
     color: #2d3e50;
     text-transform: uppercase;
     display: inline-block;
 }

 .dropdown-content{
     width: 100%;
     /* margin: 5px; */
     padding: 20px;
    position:absolute;
    background:rgb(255, 255, 255,0.6);
    min-width:300px;
    box-shadow:1px 3px 3px 1px rgba(221, 221, 221, 0.555);
    display:none;
    
  }
  .dropdown-content a{
    display:block;
  }
  .dropdown-content a:hover{
    background:white;
    color:black;
  }
  li:hover .dropdown-content{
    display:block;
  }
  
  .firstsubmenu{
    width:50%;
    float:left;
    /* padding: 20px; */

  }
  .firstsubmenu h3{
      margin-bottom: 10px;
      border-bottom: 1px solid #909090;
      color: #2d3e60;
      /* width: 100%; */

  }

  .secondsubmenu{
      margin-top: 70px;
      width:50%;
      padding: 10px;
    float:left;
    /* border-left:1px solid white; */
  
  }
 nav ul li a:hover{
    color: #2d3e50;
 }
 .bi-building{
     color: #2d3e50;
     font-size: 2rem;
     position: relative;
     top:40px;
     left: 20px;
     font-weight: bold;
     
 }
 /* -------End of Nav------ */

 /* --first-content-back-img-- */
 .first-content-back-img{
    background-image: linear-gradient(rgba(0,0,0,0.6),rgba(0,0,0,0.6)), url('../images/society-research.jpeg');
    background-position: center;
    background-size: 100% 100%;
    height: 500px;
    width: 100%;
    background-repeat: no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    letter-spacing: 10px;
    border-bottom: 20px solid #888;
    object-fit: cover;
 }
 
.about-student{
    margin: 30px;
    padding: 20px;
}

 /* --End of first-content-back-img-- */


 /* --tabs-- */

 .tab1{
     font-weight: bold;
     color: #183456;
     text-decoration: none;
 }
 .tab1:hover{
    text-decoration: underline;
    color: #183456;
 }
 .tab2{
    font-weight: bold;
    color: #183456;
    text-decoration: none;
}
.tab2:hover{
   text-decoration: underline;
}
.about-student span i{
    background-color: #183456;
    border: none;
    color: #fff;
    padding: 0 5px 0 5px;
    font-size: 20px;
}
.paragraph-about-students p{
   margin-top: 30px;
   color: #888;
   font-size: 20px;
}
/* .paragraph-about-students h1{
    border-bottom: 7px solid #183456;
    width: 20%;
    margin: 40px auto;
    height: 100%;
} */
 /* --End of tabs-- */

 /* --table-- */
.table{
display: flex;
justify-content: center;
align-items: center;
margin: 30px;
width: 100%;
}
.table ul{
    background-color: #0A4F9E;
    padding:20px;
    list-style: none;
    width: 60%;
}
.table ul li{
    border-bottom: 1px solid #fff;
    padding:5px;
}
.table ul li:hover{
    background-color: #f2f2f27c;
}
.table ul li a{
    text-decoration: none;
    color: #fff;
}


 /* --End of table-- */

 /* --Footer-- */
footer{
    background-color: #183456;
    display: flex;
    justify-content: space-between;
    position: relative;
}
footer figure img{
    height: 300px;
    width: 90%;
    height: 300px;
    margin-top: -40px;
}
footer figure{
    width: 100%;
    background-color: #0a4f9e;
    margin: 100px 30px 0 30px;
    height: 100%;
}
footer figure figcaption{
    padding: 40px;
    
}
footer figure figcaption h5 a{
    color: #fff;
    text-decoration: none;
}
footer figure figcaption h5 a:hover{
    color: #fff;
}
footer .about-uni{
    margin: 120px 20px 0 30px;
    color: #fff;
    width: 600px;
    /* text-decoration: none; */
}
footer .about-uni a{
    color: #fff;
    text-decoration: none;
}
footer .about-uni h3{
    border-bottom: 2px solid #fff;
}
footer .academics{
    margin: 100px 30px 0 30px;
    color: #fff;
    padding: 20px;
    line-height: 30px;
    /* text-decoration: none; */
}
footer .academics a{
    color: #fff;
    text-decoration: none;
    line-height: 30px;
    
}
footer .academics h3{
    border-bottom: 2px solid #fff;
}
footer .social-media ul
{
    display: flex;
    justify-content: flex-end;
    list-style: none;
    background-color: #00467f;
    position: absolute;
    right: 0;
    top:-40px;
}
footer .social-media ul li{
    padding: 10px;
}
footer .social-media ul li a i{
    font-size: 30px;
    text-align: center;
    padding: 5px;
    color: #183456;
    background-color: #ccc;
    border-radius: 50%;
    /* margin: 5px; */
    /* animation-name: example; */
    animation-duration: 2s;
    width: 10%;
}


   /* --End of Footer-- */


   @media screen and (max-width:600px){
    header{
        width: 100%;
       }
    header ul{
        flex-direction: column;
    }
    nav {
        width: 100%;
    }
    nav ul{
        flex-direction: column;
        justify-content: flex-end;
    }
    header ul li, nav ul li{
        width: 100%;
    }
    /* .dropdown:hover .dropdown-content{
        display: none;
    } */
    /* .dropdown-content a:hover{
        display: none;
    }  */
    .bi-building{
        top: 0;
    }
    .first-content-back-img h1{
        text-align: center;
    }
    .about-student{
        width: 100%;
        text-align: center;
    }

    footer .social-media ul{
        justify-content: center;
        align-items: center;
    }

    footer{
        flex-direction:column;
        width: 100%;
    }
    footer figure{
        width:100%;
    }
   }