* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: Arial, sans-serif;
        }

        header {
            width: 100%;
            background: #fff;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: fixed;
            top: 0;
            left: 0;
            z-index: 1000;
        }

        .nav-container {
            max-width: 1200px;
            margin: auto;
            padding: 10px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        #logo-div {
           display: flex;
           justify-content: center;  /* horizontal */
            align-items: center;       /* vertical */
           background-color:;
        }
        
         #logo-alekki{
            margin-top:-10px;
        }
        

        nav ul {
            list-style: none;
            display: flex;
            gap: 25px;
        }

        nav ul li a {
            text-decoration: none;
            color: #333;
            font-size: 16px;
            position: relative;
        }

        nav ul li a::after {
            content: "";
            position: absolute;
            width: 0;
            height: 2px;
            background: red;
            left: 0;
            bottom: -3px;
            transition: 0.3s;
        }

        nav ul li a:hover::after {
            width: 100%;
        }
		
		  /* section change */
		  #sec-contain{
      background-color:#f5f5f5;
      width:70%;
      margin-left:15%;
	  margin-top:100px;
	  margin-bottom:100px;
        
    }
	
	  /* about section animation section change */
/* Outer container */
#about-presentation {
  display: flex;
  overflow-x: auto;
  scroll-behavior: smooth;
  gap: 15px;
  padding: 15px;
  width: 100%;
  scrollbar-width: none; /* Hide scrollbar */
}

#about-presentation::-webkit-scrollbar {
  display: none;
}

/* Individual boxes */
.about-box {
  flex: 0 0 30%;      /* Desktop width */
  height: 200px;
  border-radius: 12px;
  background-size: cover;
  background-position: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transition: transform 0.3s ease;
}

/* Hover animation */
.about-box:hover {
  transform: scale(1.05);
}

/* Background colors so you can see them */
.box1 { background-image: url('image/present1.png'); }
.box2 { background-image: url('image/present2.png'); }
.box3 { background-image: url('image/present3.png'); }
.box4 { background-color: #ffa07f; }
.box5 { background-color: #d19fff; }

        /* Mobile */
		
        #menu-icon, #close-icon {
            font-size: 25px;
            cursor: pointer;
            display: none;
        }
        
        .footer {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      background-color: #1a1a1a;
      color: white;
      text-align: center;
      padding: 10px 20px;
      font-size: 14px;
      box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.3);
    }

    .footer a {
      color: #4caf50;
      text-decoration: none;
      margin: 0 10px;
    }

    .footer a:hover {
      text-decoration: underline;
    }
       
       
        @media (max-width: 900px) {
            nav ul {
                position: fixed;
                top: 0;
                right: -100%;
                width: 250px;
                height: 100vh;
                background: #fff;
                flex-direction: column;
                padding-top: 80px;
                gap: 20px;
                text-align: left;
                padding-left: 20px;
                box-shadow: -2px 0 10px rgba(0,0,0,0.2);
                transition: 0.3s;
            }

            #menu-icon {
                display: block;
            }

            #close-icon {
                position: absolute;
                top: 20px;
                right: 20px;
                display: block;
                color: red;
            }
			
			    #sec-contain{
            background-color:#f5f5f5;
                width:100%;
                 margin-left:0%;
        
    }
    
    #logo-alekki{
            margin-top:10px;
        }
	     /* about mobile section animation section change */
		   .about-box {
         flex: 0 0 50%;   /* Mobile width */
         height: 100px;
             }
        }