@media all and (max-width: 320px) {
    .menu {
        display: none;
    }

    .left-sidebar {
        position: relative;
        /*max-width: 201px;*/
        max-width: 62vw;
        left: 0;
        margin: auto;
        top: 15px;
        transform: translateY(0);
    }

    .email {
        font-size: 18px;
    }

    .address {
        font-size: 18px;
    }

    .copyright {
        font-size: 12px;
    }

    .left-sidebar .social-profile li a {
        width: 40px;
        height: 40px;
        line-height: 42px;
    }

    .theme-btn {
        padding: 15px;
    }

    .super-section > :first-child {
        /*padding-left: 2rem;*/
        padding: 0 2rem;
    }

    /*.main-count-section {*/
    /*    gap: 15%*/
    /*}*/
    .count-section > h1 {
        font-size: 50px;
    }

    .count-section > p {
        font-size: 14px;
    }

    .hello h2 {
        font-size: 36px;
    }

    .hello h1 {
        font-size: 53px;
    }

    .hello h3 {
        font-size: 14px;
    }

    .hello h4 {
        font-size: 11px;
    }

    .main .go-to-project-btn {
        width: 175px;
        height: 175px;
        margin-left: 0;
        margin-top: 155px;
        margin-right: 15px;
        margin-bottom: 40px;
    }

    .main-title > h2 {
        font-size: 22px;
        margin: 0;
    }

    .main-title > h1 {
        font-size: 26px;
    }

    .about > :last-child {
        max-width: 100%;
    }

    .git-logo i {
        margin-left: 16px;
    }

    .about > :last-child > p {
        font-size: 16px;
    }

    .super-section {
        padding: 50px 0;
    }

    .item {
        padding-left: 46px;
    }

    .item > h1 {
        font-size: 14px;
    }

    .item > h4 {
        font-size: 10px;
    }

    .certificate-img {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        width: 100%;
        gap: 20px;
    }

    .skill-line > :nth-child(2) {
        margin-left: 0;
    }

    .skill-line > :last-child {
        margin-top: 0;
    }

    .tools-section {
        display: flex;
        flex-direction: row;
        padding-top: 3rem;
        flex-wrap: wrap;
    }

    .tools {
        padding: 7px;
        display: flex;
        flex-direction: column;
    }

    .tools-section > :first-child {
        display: grid;
        grid-template-rows: repeat(4, 1fr);
        grid-template-columns: repeat(2, 1fr);
        width: 100%;
    }

    .tools > img {
        margin: auto;
    }

    .tools > h4 {
        font-size: 12px;
    }

    .project-img > video {
        width: 100%;
    }

    .project > :nth-child(3) {
        width: 100%;
        border-radius: 20px;
    }

    .project-img > h4 {
        font-size: 10px;
        margin-top: 10px;
        margin-bottom: 15px;
    }

    .work {
        width: 100%;
        height: 80px;
    }

    .assignment-list > section {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 1fr);
        gap: 28px;
    }

    .main-img-section {
        width: 100%;
        height: 170px;
    }

    .services-list > div {
        width: 100%;
    }

    .services-list > div > i {
        font-size: 28px;
        right: 20px;
        top: 27px;
    }

    .services-list > div > h4 {
        font-size: 12px;
    }

    .main-title > h4 {
        font-size: 13px;
    }

    .input-group:nth-child(2) {
        display: block;
    }

    .input-group:nth-child(4) {
        width: 280px;
    }

    .input-group textarea::placeholder,
    .input-group input::placeholder {
        font-size: 16px;
    }

    .left-sidebar .portfolio {
        width: 100%;
    }

    .layer h3 {
        font-size: 12px;
    }

    .layer a {
        margin-top: 10px;
        font-size: 22px;
        width: 50px;
        height: 50px;
        bottom: 23px;
    }

    .input-group .submit-btn-wrap {
        width: 100%;
    }

    .tools-section {
        justify-content: center;
    }
    .main-certificate {
        width: 100%;

    }
}

@media all and (min-width: 321px) and (max-width: 375px) {
    .menu {
        display: none;
    }

    .super-section > :first-child {
        padding: 0 2rem;
    }

    .left-sidebar {
        /*max-width: 252px;*/
        max-width: 68vw;
        position: relative;
        left: 0;
        margin: auto;
        top: 15px;
        transform: translateY(0);
    }

    /*.super-section > :first-child {*/
    /*    padding-left: 2rem;*/
    /*}*/
    .hello h2 {
        font-size: 45px;
    }

    .hello h1 {
        font-size: 65px;
    }

    .hello h3 {
        font-size: 18px;
    }

    .hello h4 {
        font-size: 13px;
    }

    .main .go-to-project-btn {
        margin-left: 0;
        margin-top: 170px;
    }

    .count-section > h1 {
        font-size: 50px;
    }

    .main-title > h2 {
        font-size: 25px;
    }

    .main-title > h1 {
        font-size: 30px;
    }

    /*.count-section > section > h4 {*/
    /*    font-size: 15px;*/
    /*    margin-right: 77px;*/
    /*}*/
    .super-section {
        padding: 60px 0;
    }

    .about > :last-child {
        width: 100%;
    }

    .about > :last-child > p {
        font-size: 18px;
    }

    .item > h1 {
        font-size: 16px;
    }

    .item > h4 {
        font-size: 11px;
    }

    .item {
        padding-left: 62px;
    }

    .certificate-img {
        width: 100%;
    }

    .skill-line > :nth-child(2) {
        margin-left: 0;
    }

    .skill-line > :last-child {
        margin-top: 0;
    }

    /*.tools-section {*/
    /*    padding-top: 3rem;*/
    /*    flex-wrap: wrap;*/
    /*}*/
    .tools {
        padding: 14px;
    }

    .tools-section > :first-child {
        grid-template-rows: repeat(4, 1fr);
        grid-template-columns: repeat(2, 1fr);
        /*gap: 4.7rem;*/
    }

    .tools > img {
        /*padding: 10px;*/
        max-width: 100%;
        display: block;
        margin: auto;
    }

    .tools > h4 {
        font-size: 14px;
    }

    .project-img > video {
        width: 100%;
    }

    .project > :nth-child(3) {
        width: 100%;
    }

    .project-img > h4 {
        font-size: 11px;
        margin-top: 10px;
        margin-bottom: 15px;
    }

    .git-logo > i {
        margin-left: 16px
    }

    .work {
        width: 100%;
        height: 90px;
    }

    .layer h3 {
        font-size: 12px;
    }

    .layer a {
        margin-top: 15px;
        font-size: 20px;
        bottom: 20px;
    }

    .assignment-list > section {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 1fr);
        gap: 40px;
    }

    .main-img-section {
        width: 100%;
        height: 220px;
    }

    .services-list > div {
        width: 100%;
    }

    .services-list > div > h4 {
        font-size: 13px;
        margin-top: 20px;
    }

    .main-title > h4 {
        font-size: 14px;
    }

    /*.main-title > h4 {*/
    /*    font-size: 16px;*/
    /*    margin-bottom: 0;*/
    /*    bottom: 66px;*/
    /*}*/
    .input-group:nth-child(2) {
        display: block;
    }

    .input-group:nth-child(4) {
        width: 335px;
    }

    .input-group textarea::placeholder,
    .input-group input::placeholder {
        font-size: 16px;
    }

    .input-group .submit-btn-wrap {
        width: 100%;
    }

    .tools-section {
        justify-content: center;
    }
    .main-certificate {
        width: 100%;

    }
}

@media all and (min-width: 376px) and (max-width: 425px) {
    .menu {
        display: none;
    }

    .super-section > :first-child {
        padding: 0 2rem;
    }

    .left-sidebar {
        /*max-width: 252px;*/
        max-width: 68vw;
        position: relative;
        left: 0;
        margin: auto;
        top: 15px;
        transform: translateY(0);
    }

    /*.super-section > :first-child {*/
    /*    padding-left: 2rem;*/
    /*}*/
    .hello h2 {
        font-size: 45px;
    }

    .hello h1 {
        font-size: 65px;
    }

    .hello h3 {
        font-size: 18px;
    }

    .hello h4 {
        font-size: 13px;
    }

    .main .go-to-project-btn {
        margin-left: 0;
        margin-top: 170px;
    }

    .count-section > h1 {
        font-size: 50px;
    }

    .main-title > h2 {
        font-size: 25px;
    }

    .main-title > h1 {
        font-size: 30px;
    }

    /*.count-section > section > h4 {*/
    /*    font-size: 15px;*/
    /*    margin-right: 77px;*/
    /*}*/
    .super-section {
        padding: 60px 0;
    }

    .about > :last-child {
        width: 100%;
    }

    .about > :last-child > p {
        font-size: 18px;
    }

    .item > h1 {
        font-size: 16px;
    }

    .item > h4 {
        font-size: 11px;
    }

    .item {
        padding-left: 62px;
    }

    .certificate-img {
        width: 100%;
    }

    .skill-line > :nth-child(2) {
        margin-left: 0;
    }

    .skill-line > :last-child {
        margin-top: 0;
    }

    /*.tools-section {*/
    /*    padding-top: 3rem;*/
    /*    flex-wrap: wrap;*/
    /*}*/
    .tools {
        padding: 14px;
    }

    .tools-section > :first-child {
        grid-template-rows: repeat(4, 1fr);
        grid-template-columns: repeat(2, 1fr);
        /*gap: 4.7rem;*/
    }

    .tools > img {
        /*padding: 10px;*/
        max-width: 100%;
        display: block;
        margin: auto;
    }

    .tools > h4 {
        font-size: 14px;
    }

    .project-img > video {
        width: 100%;
    }

    .project > :nth-child(3) {
        width: 100%;
    }

    .project-img > h4 {
        font-size: 11px;
        margin-top: 10px;
        margin-bottom: 15px;
    }

    .git-logo > i {
        margin-left: 16px
    }

    .work {
        width: 100%;
        height: 90px;
    }

    .layer h3 {
        font-size: 12px;
    }

    .layer a {
        margin-top: 15px;
        font-size: 20px;
        bottom: 20px;
    }

    .assignment-list > section {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 1fr);
        gap: 40px;
    }

    .main-img-section {
        width: 100%;
        height: 220px;
    }

    .services-list > div {
        width: 100%;
    }

    .services-list > div > h4 {
        font-size: 13px;
        margin-top: 20px;
    }

    .main-title > h4 {
        font-size: 14px;
    }

    /*.main-title > h4 {*/
    /*    font-size: 16px;*/
    /*    margin-bottom: 0;*/
    /*    bottom: 66px;*/
    /*}*/
    .input-group:nth-child(2) {
        display: block;
    }

    .input-group:nth-child(4) {
        width: 335px;
    }

    .input-group textarea::placeholder,
    .input-group input::placeholder {
        font-size: 16px;
    }

    .input-group .submit-btn-wrap {
        width: 100%;
    }

    .tools-section {
        justify-content: center;
    }
    .main-certificate {
        width: 100%;

    }
}

@media all and (min-width: 426px) and (max-width: 575px) {

    .menu {
        display: none;
    }

    .super-section > :first-child {
        padding: 0 2rem;
    }

    .left-sidebar {
        /*max-width: 252px;*/
        max-width: 68vw;
        position: relative;
        left: 0;
        margin: auto;
        top: 15px;
        transform: translateY(0);
    }


    .hello h2 {
        font-size: 45px;
    }

    .hello h1 {
        font-size: 65px;
    }

    .hello h3 {
        font-size: 18px;
    }

    .hello h4 {
        font-size: 13px;
    }

    .main .go-to-project-btn {
        margin-left: 0;
        margin-top: 170px;
    }

    .count-section > h1 {
        font-size: 50px;
    }

    .main-title > h2 {
        font-size: 25px;
    }

    .main-title > h1 {
        font-size: 30px;
    }

    /*.count-section > section > h4 {*/
    /*    font-size: 15px;*/
    /*    margin-right: 77px;*/
    /*}*/
    .super-section {
        padding: 60px 0;
    }

    .about > :last-child {
        width: 100%;
    }

    .about > :last-child > p {
        font-size: 18px;
    }

    .item > h1 {
        font-size: 16px;
    }

    .item > h4 {
        font-size: 11px;
    }

    .item {
        padding-left: 62px;
    }

    .certificate-img {
        width: 100%;
    }

    .skill-line > :nth-child(2) {
        margin-left: 0;
    }

    .skill-line > :last-child {
        margin-top: 0;
    }

    /*.tools-section {*/
    /*    padding-top: 3rem;*/
    /*    flex-wrap: wrap;*/
    /*}*/
    .tools {
        padding: 14px;
    }

    .tools-section > :first-child {
        grid-template-rows: repeat(4, 1fr);
        grid-template-columns: repeat(2, 1fr);
        /*gap: 4.7rem;*/
    }

    .tools > img {
        /*padding: 10px;*/
        max-width: 100%;
        display: block;
        margin: auto;
    }

    .tools > h4 {
        font-size: 14px;
    }

    .project-img > video {
        width: 100%;

    }

    .project > :nth-child(3) {
        width: 100%;
    }

    .project-img > h4 {
        font-size: 11px;
        margin-top: 10px;
        margin-bottom: 15px;
    }

    .git-logo > i {
        margin-left: 16px
    }

    .work {
        width: 100%;
        height: 90px;
    }

    .layer h3 {
        font-size: 12px;
    }

    .layer a {
        margin-top: 15px;
        font-size: 20px;
        bottom: 20px;
    }

    .assignment-list > section {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 1fr);
        gap: 40px;
    }

    .main-img-section {
        width: 100%;
        height: 220px;
    }

    .services-list > div {
        width: 100%;
    }

    .services-list > div > h4 {
        font-size: 13px;
        margin-top: 20px;
    }

    .main-title > h4 {
        font-size: 14px;
    }

    .input-group:nth-child(2) {
        display: block;
    }

    .input-group:nth-child(4) {
        width: 335px;
    }

    .input-group textarea::placeholder,
    .input-group input::placeholder {
        font-size: 16px;
    }

    .input-group .submit-btn-wrap {
        width: 100%;
    }

    .tools-section {
        justify-content: center;
    }

    .certificate-img > div {
        width: 75%;
    }

    .project-img {
        width: 75%;
    }

    .assignment-list {
        justify-content: center;
    }
    .main-certificate {
        width: 100%;

    }
}

@media all and (min-width: 576px) and (max-width: 768px) {

    .tools-section {
        justify-content: center;
    }

    .menu {
        display: none;
    }

    .super-section > :first-child {
        padding: 0 4rem;
    }

    .left-sidebar {
        /*max-width: 252px;*/
        max-width: 75vw;
        position: relative;
        left: 0;
        margin: auto;
        top: 15px;
        transform: translateY(0);
    }

    .hello h2 {
        font-size: 52px;
    }

    .hello h1 {
        font-size: 72px;
    }

    .hello h3 {
        font-size: 24px;
    }

    .hello h4 {
        font-size: 22px;
    }

    .main .go-to-project-btn {
        margin-left: auto;
    }

    .count-section > h1 {
        font-size: 82px;
    }

    .count-section > p {
        margin: 0;
        font-size: 18px;
    }

    .main-title > h2 {
        font-size: 50px;
    }

    .main-title > h1 {
        font-size: 60px;
    }

    .super-section {
        padding: 60px 0;
    }

    .about > :last-child {
        width: 100%;
    }

    .about > :last-child > p {
        font-size: 22px;
    }

    .item > h1 {
        font-size: 25px;
    }

    .item > h4 {
        font-size: 11px;
    }

    .item {
        padding-left: 62px;
    }

    .certificate-img {
        width: 100%;
    }

    .skill-line > :last-child {
        margin-top: 0;
    }

    .tools {
        padding: 14px;
    }

    .tools-section > :first-child {
        grid-template-rows: repeat(3, 1fr);
        grid-template-columns: repeat(3, 1fr);
    }

    .tools > img {
        /*padding: 10px;*/
        max-width: 100%;
        display: block;
        margin: auto;
    }

    .tools > h4 {
        font-size: 14px;
    }

    .project-img > video {
        width: 100%;
    }

    .project > :nth-child(3) {
        width: 100%;
    }

    .project-img > h4 {
        font-size: 15px;
        margin-bottom: 34px;
    }

    .git-logo > i {
        margin-left: 16px
    }

    .work {
        width: 100%;
        height: 150px;
    }

    .layer h3 {
        font-size: 12px;
    }

    .layer a {
        margin-top: 15px;
        font-size: 20px;
        bottom: 20px;
    }

    .assignment-list {
        justify-content: center;
    }

    .assignment-list > section {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 1fr);
        gap: 40px;
    }

    .main-img-section {
        width: 100%;
    }

    .services-list > div {
        width: 100%;
    }

    .services-list > div > h4 {
        font-size: 13px;
        margin-top: 20px;
    }

    .main-title > h4 {
        font-size: 14px;
    }

    .input-group:nth-child(2) {
        display: inline-block;
    }

    .input-group:nth-child(4) {
        width: 100%;
    }

    .input-group textarea::placeholder,
    .input-group input::placeholder {
        font-size: 16px;
    }

    .input-group .submit-btn-wrap {
        width: 100%;
    }

    .input-group {
        width: 349px;
    }

    .certificate-img > div {
        width: 75%;
    }

    .project-img {
        width: 75%;
    }

    .main-certificate {
        width: 100%;

    }

    .skill-line > :nth-child(2) {
        display: block;
        margin: 0;
    }
}


@media all and (min-width: 769px) and (max-width: 1024px) {
    .tools-section {
        justify-content: center;
    }

    .menu {
        display: none;
    }

    .super-section > :first-child {
        padding: 0 6rem;
    }

    .left-sidebar {
        /*max-width: 252px;*/
        max-width: 75vw;
        position: relative;
        left: 0;
        margin: auto;
        top: 15px;
        transform: translateY(0);
    }

    .hello h2 {
        font-size: 52px;
    }

    .hello h1 {
        font-size: 72px;
    }

    .hello h3 {
        font-size: 24px;
    }

    .hello h4 {
        font-size: 22px;
    }

    .main .go-to-project-btn {
        margin-left: auto;
    }

    .count-section > h1 {
        font-size: 82px;
    }

    .count-section > p {
        margin: 0;
        font-size: 18px;
    }

    .main-title > h2 {
        font-size: 50px;
    }

    .main-title > h1 {
        font-size: 60px;
    }

    .super-section {
        padding: 60px 0;
    }

    .about > :last-child {
        width: 100%;
    }

    .about > :last-child > p {
        font-size: 22px;
    }

    .item > h1 {
        font-size: 24px;
    }

    .item > h4 {
        font-size: 18px;
    }

    .item {
        padding-left: 62px;
    }

    .certificate-img {
        width: 100%;
    }

    .skill-line > :last-child {
        margin-top: 0;
    }

    .tools {
        padding: 30px;
    }

    .tools-section > :first-child {
        grid-template-rows: repeat(3, 1fr);
        grid-template-columns: repeat(3, 1fr);
    }

    .tools > img {
        /*padding: 10px;*/
        max-width: 100%;
        display: block;
        margin: auto;
    }

    .tools > h4 {
        font-size: 14px;
    }

    .project-img > video {
        width: 100%;
    }

    .project > :nth-child(3) {
        width: 100%;
    }

    .project-img > h4 {
        font-size: 15px;
        margin-bottom: 34px;
    }

    .git-logo > i {
        margin-left: 16px
    }

    .work {
        width: 100%;
        height: 150px;
    }

    .layer h3 {
        font-size: 12px;
    }

    .layer a {
        margin-top: 15px;
        font-size: 20px;
        bottom: 20px;
    }

    .assignment-list {
        justify-content: center;
    }

    .assignment-list > section {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 1fr);
        gap: 40px;
    }

    .main-img-section {
        width: 100%;
    }

    .services-list > div {
        width: 100%;
    }

    .services-list > div > h4 {
        font-size: 13px;
        margin-top: 20px;
    }

    .main-title > h4 {
        font-size: 14px;
    }

    .input-group:nth-child(2) {
        display: inline-block;
    }

    .input-group:nth-child(4) {
        width: 100%;
    }

    .input-group textarea::placeholder,
    .input-group input::placeholder {
        font-size: 16px;
    }

    .input-group .submit-btn-wrap {
        width: 100%;
    }

    .input-group {
        width: 349px;
    }

    .certificate-img > div {
        width: 75%;
    }

    .project-img {
        width: 75%;
    }

    .main-certificate {
        width: 100%;

    }

    .skill-line > :nth-child(2) {
        display: block;
        margin: 0;
    }
}

@media all and (min-width: 2560px) {
    .super-section > :first-child {
        margin-left: 500px;
    }

    .left-sidebar .portfolio {
        width: 100%;
    }
}