html, body {
    height: 100%; 
    width: 100%;
    overflow-x: hidden;
    scroll-behavior: smooth;
    position: relative;
    background-color: rgb(238, 238, 238);
}

html {
    font-size: 1px;
}

body {
    font-size: 16rem;
}

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

.wrapper-back {
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: 0;
}

.back-one {
    height: 405px;
    background-color: rgb(63, 217, 255);
}

.wrapper {
    margin: 0 auto;
    width: 900px;
    position: relative;
    z-index: 1;   
    display: grid;
    padding-bottom: 30px;
}

.main {
    background-color: rgb(255, 255, 255);
}

.main {
    display: flex;
    box-shadow: 0 0 5px rgba(0,0,0,0.5);
}

.about-main, .edu-main, .skills-main, .projects-main, .code-main, .languages-main {
    font-size: 21rem;
    padding: 50px;
    background-color: white;
    box-shadow: 0 0 5px rgba(0,0,0,0.5);
}

.main-desc {
    display: inline-block;
    padding: 20px;
    flex-grow: 1;
}

.main-photo {
    width: 362px;
    height: 343px;
    flex-grow: 0;
}

header {
    font-size: 32rem;
    padding: 50px 0 30px 0;
    text-transform: uppercase;
    color: white;
    position: relative;
}

h2 {
    font-size: 1.5rem;
}

.main-p {
    padding-bottom: 20px;
    border-bottom: 5px rgb(63, 217, 255) solid;
}

.contacts {
    padding: 20px;
    margin-top: 40px;
    list-style-type: none;
    font-size: 21rem;    
}

.contacts > li {
    font-weight: 600;
    padding: 10px;
}

.contacts > li > a {
    font-weight: 400;
    text-decoration: none;
    color: black;
    transition: 0.2s linear;
}

.contacts > li > a:hover {
    color: rgb(63, 217, 255)
}

.about-header, .edu-header, .skills-header, .projects-header, .code-header, .languages-header {
    font-size: 32rem;
    padding: 50px 0;
    text-transform: uppercase;
    color: rgb(63, 217, 255);
    text-align: center;
}

iframe {
    display: block;
    margin: 0 auto;
    margin-top: 30px;
    align-items: center;
    width: 800px;
    height: 450px; 
    border: 0;
}

.about-main > p, .edu-main > ul > li {
    padding-top: 10px;
    list-style-type: none;
}

.skills-main > ul > li {
    list-style-type: square;
    padding-top: 15px;
}

.edu-main > ul > li:last-child {
    padding-top: 35px;
}

.skills-main > ul > li > a, .skills-main > ul > li > p > a {
    text-decoration: none;
    color: black;
}

.skills-main > ul {
    margin-left: 20px;
}

.about-main > p:first-child {
    padding-top: 0;
}

.date {
    font-size: 22.5rem;
}

.skills-tab {
    padding-top: 10px;
}

.skills-main > ul > li > p > a > img:hover {
    box-shadow: 0 0 10px rgb(63, 217, 255);
}

.skills-main > ul > li > a:hover, .skills-main > ul > li > p > a:hover {
    text-shadow: 0 0 3px rgb(63, 217, 255);
}

.skills-main > ul > li > p > a > img, .skills-main > ul > li > a, .skills-main > ul > li > p > a {
    transition: 0.3s linear;
}

.pr-wrapper {
    display: flex;
    padding: 10px 0;
    color: black;
    transition: 0.3s linear;
}

.projects-main > a {
    text-decoration: none;
}

.pr-wrapper > div {
    padding-left: 20px;
}

figure {
    display: flex;
    flex-flow: column;
}

.pr-1 {
    width: 200px;
    height: 113px;
}

figcaption {
    background-color: #222;
    color: #fff;
    font: italic smaller sans-serif;
    padding: 3px;
    text-align: center;
}

.pr-wrapper:hover {
    transform: scale(110%);
    box-shadow: 0 0 10px rgb(63, 217, 255);
    padding: 10px;
    cursor: pointer;
}

h5 {
    padding-bottom: 15px;
    font-size: 27rem;
    color: rgb(63, 217, 255);
    text-shadow: 0 0 2px black;
}

h6 {
    padding-bottom: 10px;
    font-size: 21rem;
    font-weight: 400;
}

h3, h1 {
    text-shadow: 0 0 2px black;
}

h2 {
    font-size: 30rem;
}

.lang-list {
    font-size: 24rem;
    padding-left: 30px;
}

.lang-list > li {
    padding-top: 10px;
    font-weight: 400;
}

.lang-tested {
    font-size: 13rem;
    color: black;
}

.lang-tested:hover {
    cursor: pointer;
}

footer {
    padding: 50px 50px 10px 50px;
    display: flex;
    justify-content: space-between;
}    

.rs-school {
    width: 100px;
}

.right-footer {
    line-height: 37px;
}

.right-footer > p > a {
    color: black;
}

.burger {
    transition: 0.3s ease-in-out;
    position: absolute;
    right: 30px;
    top: 64px;
    width: 100px;
    height: 30px; 
    text-align: left;
    z-index: 5;
    font-size: 18rem;
}

.menu-line {
    display: flex;
    justify-content: space-between;
    padding-top: 20px;
}

.menu-line-item {
    font-size: 20rem;
    text-align: center;
}

.menu-line-item > a {
    color: white;
    text-align: center;
    text-decoration: none;
}

.menu-line-item:hover {
    transition: 0.2s linear;
    position: relative;
    transform: scale(120%);
    /* border: 1px solid black; */
}

.menu-item {
    font-size: 15rem;
    border-bottom: 3px white solid
}

.menu-item:last-child {
    border-bottom:none;
}

.menu-box, .menu-line {
    list-style: none;
    cursor: pointer;
}

.menu-box > li {
    background: rgba(63, 217, 255, 1);
    /* border: black 1px solid; */
    width: 130px;
    height: 30px;
    line-height: 30px;
    z-index: 5;
    padding-left: 10px;
    /* margin-top: 3px; */
}

.menu-box > li > a {
    text-decoration: none;
    color: black;
}

.hidden {
    display: none;
}

.menu-start-item {
    text-align: center;
    /* border: 1px white solid; */
    color: white;
    font-weight: 700;
}

.open {
    color: white;
}

.menu-start-item {
    position: relative;
    overflow:hidden
}

.one-line, .two-line, .three-line, .four-line, .five-line {
    width: 35px;
    height: 4px;
    position: absolute;
    right: 0;
    background-color: white;
    border: 0;
    transition: 0.3s ease-in-out;
}

.one-line {
    top: 0;
}

.two-line, .three-line {
    top: 44%;
}

.four-line {
    bottom: 0;
}

.left-plus {
    transform: rotate(765deg);
}

.right-plus {
    transform: rotate(-765deg);
}

.right-hidden {
    transform: translateX(-150px);
}

.burger {
    display: none;
}

@media screen and (max-width: 1024px) {

    .non-burger {
        display: none;
    }

    .burger {
        display: block;
    }

    .wrapper {
        width: 700px;
    }    

    iframe {
        width: 600px;
        height: 338px 
    }

    .contacts, .about-main, .edu-main, .skills-main, .projects-main, .code-main, .lang-list {
        font-size: 18rem;
    }

    .javascript {
        font-size: 16rem;
    }
    
    body {
        font-size: 14rem;
    }

    .contacts {
        padding: 25px 0;
    }

    .contacts > li {
        padding: 10px 1px 10px 1px;
    }

    .back-one {
        height: 365px;
    }

}

@media screen and (max-width: 768px) {
    .main-photo {
        width: 200px;
        height: 190px;
    }

    .contacts > li {
        padding: 5px;
    }

    .skills-img-cw {
        width: 300px;
        height: 30px;
    }

    .wrapper {
        width: 400px;
    }    

    iframe {
        width: 380px;
        height: 214px;
        margin-top: 20px;
    }

    .contacts {
        margin-top: 10px;
    }

    .main-desc {
        padding: 10px;
    }

    .languages-main, .about-main, .edu-main, .skills-main, .projects-main, .code-main {
        font-size: 14rem;
        padding: 10px;
    }

    .lang-list {
        font-size: 14rem;
        padding: 5px 5px 5px 30px;
    }

    .contacts {
        font-size: 10rem;
        padding: 10px;
    }

    .about-header, .edu-header, .skills-header, .projects-header, .code-header, .languages-header {
        font-size: 22rem;
        padding: 10px 0;
    }

    .javascript {
        font-size: 12rem;
    }
    
    body {
        font-size: 12rem;
    }

    .contacts {
        padding: 15px 0;
    }

    .date {
        font-size: 16rem;
    }

    .pr-1 {
        height: 68px;
        width: 120px;
    }

    h6 {
        font-size: 14rem;
        padding-bottom: 5px
    }

    h5 {
        font-size: 18rem;
        padding-bottom: 5px
    }

    h2 {
        font-size: 16rem;
    }

    header {
        font-size: 16rem;
        padding: 10px 0;
    }

    .pr-wrapper:hover {
        transform: scale(101%);
        box-shadow: 0 0 3px rgb(63, 217, 255);
    }
     
    .back-one {
        height: 160px;
    }

    .lang-tested {
        font-size: 10rem
    }

    .burger {
        right: 30px;
        top: 17px;
    }

}

@media screen and (max-width: 420px) {
    .back-one {
        height: 105px;
    }

    body {
        font-size: 10rem;
    }

    .main-photo {
        width: 120px;
        height: 114px;
    }

    .contacts {
        font-size: 10rem;
        padding: 1px;
    }

    .languages-main, .about-main, .edu-main, .skills-main, .projects-main, .code-main {
        font-size: 10rem;
        padding: 1px;
    }

    .wrapper {
        width: 300px;
    }   

    iframe {
        padding-bottom:2px;
        margin-top: 10px;
        width: 296px;
        height: 167px 
    }

    .javascript {
        font-size: 9rem;
    }

    h6 {
        font-size: 10rem;
        padding-bottom: 1px
    }

    h5 {
        font-size: 14rem;
        padding-bottom: 1px
    }

    h2 {
        font-size: 12rem;
    }

    header {
        font-size: 12rem;
        padding: 2px 0;
    }

    h3 {
        font-size: 20rem;
    }

    .skills-img-cw {
        width: 200px;
        height: 20px;
    }

    .pr-wrapper > div{
        padding-left: 5px;
    }

    .burger {
        right: 1px;
        top: 7px;
        width: 90px;
    }

    .burger, .menu-item {
        font-size: 11rem;
    }

    .menu-box > li, .menu-box {
        width: 90px;
        padding-left: 1px;
    }

    .menu-item {
        padding-left: 1px;
    }

    .main-desc {
        padding: 1px;
    }

    .lang-list {
        font-size: 9rem;
        padding: 3px 1px 5px 20px;
    }

    footer {
        padding: 20px 20px 5px 20px;
    }
}