@media (max-width: 769px) {
    nav {
        padding: 2px 1px;
    }
    .logo img {
        height: 90px;
    }
    #menu {
        position: absolute;
        top: 30px;
        right: 5%;
        display: initial;
        font-size: 1.8rem;
    }
    #menuclose {
        display: initial;
        font-size: 1.8rem;
        color: #fff;
        padding: 30px 0 20px 20px;
    }
     .right {
        right: 80px;
        top: 28px; 
    }
    .navbar ul {
        position: absolute;
        font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
        top: 0;
        right: -290px;
        width: 290px;
        height: 100vh;
        background: rgba(11, 11, 9, 0.45);
        backdrop-filter: blur(4.5px);
        border: 1px solid rgba(255, 255, 255, 0.18);
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        transition: 0.5s ease;
        z-index: -1;
    }
    .navbar ul.active {
        right: 0;
        z-index: 999;
    }
    .navbar ul li {
        padding: 20px 0 20px 40px;
        margin-left: 0;
    }
    .navbar ul li a{
        color: white;
    }
    /* navbar ends here */
    #home {
        padding-top: 0px;
    }
    #home p {
        width: 90%;
    }
    #features {
        padding: 8vw 4vw 0 4vw;
    }
    #course {
        padding: 8vw 4vw 0 4vw;
    }
    /* register section */
    #register {
        margin-top: 8vw;
        padding: 6vw 4vw 6vw 4vw;
    }
    #register .reminder .time {
        flex-wrap: wrap;
    }
     .cert-login {
        height: 350px;
    } 
    /* expert section */
    #experts {
        padding: 8vw 3vw 6vw 3vw;
    }
    #experts .expertbox .profile {
        padding: 20px 4px;
    }
    #experts img {
        height: 390px;
        border-radius: 50%;
        align-items: center;
    }
    footer .copyright .prolinks {
        margin-top: 15px;
    }
    /* about page */
#aboutcontainer {
    flex-direction: column-reverse;
}    
 #aboutcontainer .aboutimg {
    width: 100%;
    padding-right: 0px; 
} 
#aboutcontainer .abouttext {
    width: 100%;
    padding-bottom: 20px;
}
/* trust section starts here */
#trust {
    text-align: center;
    padding: 8vw 3vw 8vw 3vw;
}
#trust .trustimg {
    margin-top: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}
#trust .trustimg img {
    width: 110px;
    margin: 10px 5px;
    height: auto;
}
          /* service section begins here */
 #servicesinner {
     display: flex;
     flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 8vw 2vw ;
 }

 #servicesinner .overview{
    width: 100%;
 }
 #servicesinner .overview .serviceimg{
    width: 100%;
    height: 100%;
 }
 #servicesinner .enroll {
   margin-top: 25px;
}
             /* contact section    */
#contact {
    padding: 7vw 4vw;
}   
#contact .getin {
    width: 250px;
} 

                               /* explore page */
.sectionn{
    flex-direction: column-reverse;
}
.sectag{
    text-align: center; 
}
.thumbnail img{
    height: 380px;
  }
.subtag{
     padding-top: 0; 
}  
                   /* signup form */
.signup-container {
     width: 400px;
     padding: 30px 40px; 
}  
.logo {
    width: 110px;
}
.signup-container h2{
    font-size: 1.8rem;
    }
input[type="submit"]{
    width: 50%;
     margin-top: 10px;
     padding: 12px;
 }
               /* login form */
.login-container {
     width: 300px; 
     padding: 70px 50px;
     height: auto;
}
.login-container  h2{
    font-size: 1.8rem;              
}
                     /* certificate form */
.logincontainer {
    width: 360px;
   }
   /* admin upload  certificate form*/
   .container {
    width: 370px;
    margin: 30px auto; 
     height: 480px; 
 }
 .h1{
    margin: 30px;
    color: rgba(255, 255, 255, 0.76);
}
.heading h1{
    margin: 110px 0 20px 0;
}
.counters > div {
        grid-template-columns: 1fr 1fr;
    }
    .counter:nth-child(2)::before {
        display: none;
    }  
    /* vdo section */
        .vdo-container{
            grid-template-columns: 1fr;
        }  
         .vdo-container .main-vdo .video video {
            width: 100%;
            height: 370px;
             padding: 0 10px;
         }
        .vdo-heading{
           padding: 10px 10px 0 10px;
        } 

}