html{
    scroll-behavior: smooth;
}
body{
    /* position: relative; */
    margin : 0px;
    /* background: #12131d; */
    /* background: #041712ee; */
    background: #041813;
}

/* it used to hide scrollbar */
body::-webkit-scrollbar{
    display: none;
}


/* Body header */

#body-header{
    height: 87vh;
    opacity: 0.8;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding-top: 1.2rem;
}



/* horizontal-list */

.bars{
    position: relative;
    color: white;
    margin: 0;
    margin-right: 5%;
    display: none;
}

.bars i {

    font-size: 2rem;
}

.dropdown-menu{
    position: fixed;
    z-index: 11;
    left:90vw;
    height:50px;
    width:50px;
    display: none;
}

.dropdown-list{

    /* margin-top; */
    display: none;
    background-color: #828470;
    box-shadow: 0px 4px 8px 1px #535547;
    /* opacity:0; */
}

.dropdown-list ul{
    margin: 0.2rem 0.2rem;
    text-align: left;
    padding: 0px 0.8rem;
}

.dropdown-menu:hover .dropdown-list{
    display: block;
    
     z-index: 12;
     /* opacity:1; */
    position: absolute;
    right: 3%;
}



.dropdown-list:hover{
    opacity:1;
}

.dropdown-list li{
    font-weight: 100;
    font-size: 0.9rem;
    list-style: none;
    margin: 0.4rem 0px;
}

.dropdown-list li a{
    color: white;
    text-decoration: none;
}

.dropdown-list li a:hover {
    color: lightgrey;
    border-bottom: 1px solid black;
}



.horizontal-list{
    list-style: none;
    padding-left: 0px;
    margin: 0px;
}

.horizontal-list li{
    display: inline-block;
    margin: 0px 20px 8px 20px;
    font-weight: 100;
    font-size: 1.1rem;
}

.horizontal-list li a{
    color : rgb(28, 73, 87);
    text-decoration: none;
}

.nav-menu{
    position: fixed;
    top: 0;
    width: 100%;
    height:35px;
    background-color: #FFFFFF; 
    opacity: 0.5; 
    z-index: 10;
}

.nav-menu li{
    margin-top:8px;
}

.nav-menu li a{
    transition: color 0.5s, border-bottom 2s;
}

.nav-menu li a:hover{
    color : purple;
    border-bottom: 1px solid black;
}

.text-center{
    text-align: center;
}

.text-right{
    text-align: right;
}


/* Name and Social Icons */

#name-social-container{
    margin-top: 10vh;
    margin-right: 20px;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    color:rgb(57, 5, 92);
}

#name-desc{
    font-family: proxima-nova, sans-serif;
    color:#ffffff;
    text-transform: uppercase;
}

#desc{
    display: flex;
    flex-direction: column;
    width:45%;
    justify-content: space-around;
}

#desc-image{
    height: 34.375rem;
    width: 34.375rem;
    margin: auto;
}

#desc-image img{
    height: 100%;
    width: 100%;
    border-radius: 50%;
    border: 3px solid black;
    box-shadow: 1px 1px 10px 2px rgb(75, 72, 72);
}

#desc-image img:hover {
    box-shadow: 0px 0px 6px 4px rgb(75, 72, 72);
}

#my-name{
    font-size: 3rem;
    letter-spacing: 0.1rem;
    color: white;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.social-icons li a i{
    border-radius: 50%;
    font-size: 1.2rem;
    width: 1rem;
}

.social-icons li a i:hover {
    /* box-shadow: {h-offset, v-offset, blur, spread, color}; */
    box-shadow: 0px 0px 6px 4px rgba(230, 196, 196, 0.3);
}

/* section classes */

section{
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-heading{
    margin-top:100px;
    width: auto;
    padding: 20px 10px 10px;
    font-weight: 400;
}

.section-heading span{
    font-size: 40px;
    color: #74a428;
    display: inline-block;
    padding-top: 10px;
    margin-right: 0.5rem;
}

#contact .section-heading span{
    color: white;
}

/* About Section */

#about{
    height: auto;
    /* padding: 5px; */
    width: 100%;
    position: relative;
}

#about-para{
    border: 3px solid white;
    /* background-image: linear-gradient(135deg, #7853ff, #6339ff 21%, #6339ff 79%, #7956ff); */
    background-image: linear-gradient(120deg, #5b7c1f 20%, #2b8337 50%, #2b5e83);

    border-radius: 1.875rem;
    width: 80%;
    height: 100%;
    margin: auto;
    padding: 1.875rem;
    font-family: proxima-nova, sans-serif;
    text-align: justify;
    color: whitesmoke;
    line-height: 2rem;
    font-weight: 100;
    font-size: 1.5rem;
}


/* skills section */

.skills-display{
    width: 55%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}

.skill-progress{
    background-color: grey;
    height: 2.2rem;
    width: 10rem;
    border-radius: 0.9rem;
    margin-right: 70px;
    margin-bottom: 60px;
}

.skill-progress>div{
    border-radius: 0.8rem;
}

.skill-name{
    padding-top: 6px;
}

.skill-name span{
    color: white;
    font-size: 1rem;
    margin-left: 10px;
}

/*education section*/
.timeline{
    position: relative;
    width: 75%;
    margin-bottom: 3rem;
}

.timeline-box{
    position: relative;
    width: 40%;
    left: 1%;
    margin: 5px;
    min-height: 150px;
    border: 3px solid white;
    background-image: linear-gradient(120deg, #5b7c1f 20%, #2b8337 50%, #2b5e83);
    /* background-image: linear-gradient(135deg, #7853ff, #6339ff 21%, #6339ff 79%, #7956ff); */
    border-radius: 1.875rem;
    padding: 0.625rem;
    transition-timing-function: all;
    transition-duration: 0.5s;
    transition-delay: 0.2s;
    text-align: right;
    /* z-index: 4; */
}

.timeline-box:hover{
    transform: scale(1.3);
    z-index: 5;
}

.timeline-box:nth-child(2n){
    left : 56%;
}

.timeline-box::after{
    content:'';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    background-color: red;
    border-radius: 50%;
    z-index: 1;
}

.timeline-box:nth-child(2n+1)::after{
    right: -18%;
}

.timeline-box:nth-child(2n)::after{
    left: -18%;
}

.timeline-divider{
    width:0;
    height: 78%;
    border: 2px dashed #0096fa6b;;
    position: absolute;
    left: 50%;
    top:10%
}

.timeline-traveller-hat{
    position: sticky;
    color:#2857a4;
    top: 25%;
    margin-left: -18px;
    z-index: 3;
}

.timeline-traveller-hat i{
    font-size:2rem;
}


.timeline-logo {
    position: absolute;
    width: 100px;
    overflow: hidden;
}

.timeline-logo > img {
    width: 100%;
}

.timeline-box .study{
    font-size: 2rem;
    color: #ffffff;
    padding-bottom: 10px;
    font-weight: 900;
}

.timeline-box .institute{
    font-weight: 500;
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: -16px;
}

.timeline-box .duration{
    color: #ffffff;
    font-weight: 400;
    font-size: 1.2rem;
    padding-bottom: 8px;
}

.timeline-box .marks{
    font-size: 1.3rem;
    font-weight: 600;
    margin-top: -10px;
}



/* project Section */

#project-container{
    /* box-sizing: border-box; */
    display: flex;
    flex-direction: column;
    width:70%;
    flex-wrap: wrap;
    margin-bottom: 20px;
    padding: 0px 50px;
    justify-content: space-around;
}

.project-image-container{
    position: relative;
    max-height: 300px;
    margin: 50px;
    border-radius: 1.875rem;
    background-size: cover;
    overflow:hidden;
    background-repeat: no-repeat;
}

.project-image-container img{
    height: 100%;
    width: 100%;
}

.project-details{
    transition: all 0.5s ease-in-out;
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    font-size:2rem;
    color: transparent;
    text-align: center;
    padding: 10px; 
}

.project-image-container:hover{
    box-shadow: 0 0 20px #74ADC8;
}

.project-image-container img{
    opacity:0.2;
}

.project-image-container:hover .project-details{
    background-color: #80808078;
    color: white;
}


/* contact section */

#contact{
    margin-left:15%;
    /* height: 50%; */
    width:70%;
    background-image: url(https://img.freepik.com/free-vector/green-data-technology-background-with-circuit-board_53876-119578.jpg);
    background-size: cover;
    margin-top: 100px;
    padding-bottom: 40px;
    margin-bottom: 200px;
}

#contact h1 span {
    color: rgb(255, 255, 255);
}


#contact-container{
    transition-timing-function: all;
    transition-duration: 0.5s;
    display: flex;
}

#contact-container:hover{
    transform: scale(1.2);
}

#contact-form {
    margin-left: 20%;
}

#contact-form-container {
    width: 50%;
}

#contact-form input, #contact-form textarea{
    max-width: 90%;
    margin : 15px;
    padding: 4px 10px;
    border: none;
    border-bottom: 2px solid white;
    color: rgb(255, 255, 255);
    background: transparent;
    width: 90%;
    line-height: 1.6;
    font-size: 1.1rem;
}

input:focus,
select:focus,
textarea:focus,
button:focus {
    outline: none;
}

input::placeholder,
textarea::placeholder{
    color: rgb(255, 255, 255);
}

#contact-form button{
    background :transparent;
    font-size: 0.95rem;
    border: 2px solid rgb(0, 0, 0);
    margin-top: 5%;
    margin-left: 35%;
    border-radius: 8px;
    color: rgb(255, 255, 255);
    font-family: sans-serif;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.9px;
    padding: 0.8em 0.8em 0.78em;
}

#contact-form button:hover {
    background: white;
    color: #13386fe0;
}


#my-details-container {
    width: 35%;
    margin-left: 6%;
}

#my-details-container h3 {
    color: rgb(255, 255, 255);
    font-weight: 900;
    font-size: 1.4rem;
}

#my-details-container p{
    color: rgb(255, 255, 255);
    font-size: 1.1rem;
}

.my-details-info-container{
    margin-bottom: 20px;
    color: rgb(255, 255, 255);
    font-size: 1rem;
}

.my-details-info-container span{
    margin-left: 0.4rem;
}

.my-details-info-container i {
    color: rgb(255, 255, 255);
}


#contact .social-icons li a i{
    font-size : 1.2rem;
    margin: 40px 10px 10px;
    padding: 10px 14px 20px 10px;
}

#contact-navlist li a{
    color:#FFFFFF;
}


/* common margin classes */

.mb75px{
    margin-bottom: 75px;
}

.mb50px{
    margin-bottom: 75px;
}

.mb25px{
    margin-bottom: 25px;
}

/* common color classes */

.bg-blue{
    background-color: #2857a4;
}

.bg-orange{
    background-color: rgb(255, 166, 0);
}

.bg-green{
    background-color: rgb(38, 204, 38);
}

.bg-red{
    background-color: rgb(241, 71, 71);
}

.text-highlight {
    color: #1923378e;
    font-weight: 600;
}

/* percentage classes */

.eighty-five-percent{
    width: 85%;
    height: inherit;
}

.seventy-five-percent{
    width: 75%;
    height: inherit;
}

.seventy-percent{
    width: 70%;
    height: inherit;
}

.sixty-percent{
    width: 60%;
    height: inherit;
}

.fifty-percent{
    width: 50%;
    height: inherit;
}


/* adding responsiveness */

/* at breakpoint of 700 px */
@media screen and (max-width:700px){
    .nav-menu {
        display: none;
    } 

    .bars{
        display: block;
    }

    .dropdown-menu{
        display: block;
    }
    
}

/* at breakpoint of 850 px */
@media screen and (max-width:850px){

    /* name social section*/
    #name-social-container{
        display: block;
        position: relative;
    }

    #desc{
        position: relative;
        left: 9%;
        width:80%;
    }

    #desc-image{
        display: block;
        height: 28rem;
        width: 28rem;
        margin-top: 50px;
    }

    main{
        margin-top: 200px;
    }

    /* education section*/
    .timeline-divider{
        left:5%;
    }

    .timeline-box{
        left: 12% !important;
        width: 80%;
    }

    .timeline-box::after{
        left: -12% !important;
    }

    /* project section*/

    .project-image-container{
        height: 250px;
    }

    #project-container{
        width:90%;
        /* height: 10vh; */
    }


    /*contact section*/
    #contact-container {
        flex-wrap: wrap;
    }

    #contact-form-container {
        width: 80%;
        margin: 10%;
    }

    #contact-form {
        margin-left: 0%;
    }

    #my-details-container {
        width: 80%;
        margin: 10%;
    }
}