html,
body {
    font-family: Roboto, sans-serif, serif;
    margin: 0;
    padding: 0;
    color: #474747;
    font-size: 14px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

h1,
h3 {
    margin: 0;
    padding: 0;
}

header {
    background-color: #323232;
    display: flex;
    flex-direction: row;
    height: 48px;
    line-height: 48px;
    vertical-align: middle;
    width: 100%;
    justify-content: space-between;
    position: fixed;
    top: 0;
    z-index: 2;
}

a,
a:visited {
    color: #2eb398;
}

header a,
header a:visited {
    text-decoration: none;
}

header nav a,
header nav a:visited {
    color: #fff;
}

a.logo {
    display: flex;
    color: #2eb398;
    font-weight: bold;
    margin-left: 12px;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.logo div {
    height: 100%;
}

header > nav {
    margin-right: 8px;
}

header > nav li:hover {
    background-color: #454545;
}

header > nav ul {
    margin: 0;
    padding: 0;
}
header > nav li {
    display: inline-block;
    padding: 0 8px;
    height: 100%;
}

main{
    margin-top: 48px
}

aside {
    position: fixed;
    right: 12px;
    top: 50%;
    height: 216px;
    margin-top: -108px;
    font-size: 24px;
    z-index: 1;
}

aside > nav li {
    list-style-type: none;
}

aside a.active{
    z-index: 1;
}

aside a.active:before{
    display: block;
    content: '';
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid #323232;
    position: absolute;
    margin-top:6px;
    margin-left: -2px;
}

aside a,
aside a:visited {
    color: #323232;
    text-decoration: none;
}

aside a:hover {
    color: #454545;
}

main>section::before {
    display: block;
    content: " ";
    margin-top: -48px;
    height: 48px;
    visibility: hidden;
    pointer-events: none;
}

main>section{
    position: relative;
    margin: 0 40px;
}

section h2 {
    color: #2eb398;
    margin-bottom: 4px;
    margin-top: 16px;
}

section#hello {
    width: 100%;
    background-color: #2eb398;
    height: 400px;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    margin: 0;
}
.avatar {
    background-image: url(/assets/me.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    border-radius: 50%;
    transition: width 1s linear, min-width 1s linear, height 1s linear;
}

header .avatar {
    height: 36px;
    width: 36px;
    margin: 6px;
}

section#hello .avatar {
    height: 256px;
    width: 256px;
    min-width: 256px;
}

section#hello .hidenAvatar,
header .hidenAvatar {
    width: 0;
    height: 0;
    min-width: 0;
}

#hellotext {
    color: #fff;
    margin: auto 40px;
    max-width: 512px;
}

#hellotext h1 {
    font-size: 48px;
}

#hellotext p {
    color: #dedede;
    font-size: 26px;
}

.chip {
    background-color: #e6e6e6;
    border-radius: 15px;
    color: #555;
    font-size: 12px;
    margin: 4px;
    padding: 4px 8px;
    transition: box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
}

.chips {
    display: flex;
    flex-direction: row;
    flex-flow: wrap;
}

.chip:hover {
    box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.4);
    transition-delay: 0s;
}

section#education > div {
    display: flex;
    flex-direction: row;
    margin-top: 12px;
}

section#education > div > div
{
    flex-basis: 15%;
}

section#education article
{
    flex-basis: 80%;
}

.separator {
    position: absolute;
    left: 50%;
    width: 2px;
    background: #2eb398;
    height: 100%;
}

.year,
.hireme {
    position: relative;
    left: 50%;
    margin-left: -24px;
    border-radius: 50%;
    background: #fff;
    border: 2px dashed #2eb398;
    width: 48px;
    height: 48px;
    line-height: 48px;
    vertical-align: middle;
    text-align: center;
    color: #2eb398;
    font-weight: bold;
}

.hireme {
    border: 2px solid #2eb398;
    margin-left: -18px;
    width: 36px;
    height: 36px;
    display: block;
    z-index: 1;
}

.hireme:hover {
    background-color: #2eb398;
}

.hireme:before {
    content: "";
    width: 4px;
    height: 24px;
    background-color: #2eb398;
    display: block;
    position: relative;
    left: 50%;
    top: 50%;
    margin-left: -2px;
    margin-top: -12px;
}

.hireme:after {
    content: "";
    width: 24px;
    height: 4px;
    background-color: #2eb398;
    display: block;
    position: relative;
    left: 50%;
    top: 50%;
    margin-left: -12px;
    margin-top: -14px;
}

.hireme:hover:before,
.hireme:hover:after {
    background-color: #fff;
}

section#expirience{
    overflow: hidden;
}

section#expirience:before{
    margin-top: 0;
}

section#expirience h3{
   color: #2eb398;
}

.expirience-left {
    padding-right: 55%;
    text-align: end;
}

.expirience-left .chips{
    justify-content: flex-end;
}

.expirience-right {
    padding-left: 55%;
    text-align: left;
}

.expirience-rigth .chips{
    justify-content: flex-start;
}

.copyright {
    width: 100%;
    text-align: center;
    background-color: #323232;
    height: 48px;
    color: #fff;
    line-height: 48px;
}

.social {
    background-color: #2eb398;
    height: 96px;
    margin-top: 32px;
    text-align: center;
}

.social a {
    display: inline-block;
    width: 48px;
    height: 48px;
    background-size: contain;
    background-repeat: no-repeat;
    opacity: 0.4;
    transition: opacity 0.3s ease-out;
    margin: 24px 12px;
}

.social a:hover {
    opacity: 1;
}

#gh {
    background-image: url("../assets/gh.png");
}

#li {
    background-image: url("../assets/li.png");
}

#so {
    background-image: url("../assets/so.png");
}

section#error{
    text-align: center;
}

section#error h2{
    font-size: 48px
}

#contacts {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    min-width: 600px;
    max-width: 80%;
    margin: 24px auto;
}

#contacts h1{
    flex: 0 1 100%;
}

#contact-links {
    flex: 1 0 20%;
}

#contact-form {
    flex: 1 0 80%;
}

form {
    display: flex;
    flex-direction: column;
}

form label {
    margin: 16px 0 4px 0;
    font-weight: bold;
    color: #2eb398;
}

form input, form textarea {
    border-radius: 0;
    border: 1px solid #999999;
    padding: 4px;
    color: #474747;
    font-size: 14px;
}

form input:hover, form textarea:hover, form input:focus, form textarea:focus {
    border: 1px solid #474747;
    outline-style: none;
}

form input {
    height: 36px;
}

form textarea {
    height: 256px;
    resize: none;
}

#mailLink {
    margin-top: 16px;
    height: 36px;
    line-height: 36px;
    border: 0;
    border-radius: 0;
    background-color: #2eb398;
    color: #fff;
    cursor: pointer;
    font-weight: bold;
    font-size: 12px;
    text-align: center;
    vertical-align: center;
}

#mailLink:hover{
    background-color: #fff;
    border: 1px solid #2eb398;
    color: #2eb398;
}

main>article {
    min-width: 600px;
    max-width: 80%;
    margin: 24px auto;
}

small {
    color: #999;
}