add styles.css

[mirmirko]

   /*General styles*/

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: Arial, Helvetica, sans-serif;
      line-height: 1.5;

      --primary-text-color: #181820;
      --secondary-text-color: #5c5c62;
      --durability-text-color: #6a737d9c;
      --icon-color: #6a737d;
      --border-color: #ff9a0045;
      --text-decoration-color: #ff9a00;
    }

    .container {
      margin: 0 auto;
      padding: 0 30px;
      max-width: 900px;
    }

    .fh {
      display: flex;
      flex-direction: row;
      justify-content: space-between;
    }

    .fv {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .resume {
      margin: 50px auto;
      border: 1px solid #f5f5f5;
      box-shadow: 1px 1px 7px 7px #f5f5f5;
      padding: 30px 0;
      max-width: 900px;
    }

    .resume__block {
      border-bottom: 3px solid var(--border-color);
      padding-bottom: 30px;
      margin-bottom: 15px;
    }

    @media screen and (max-width: 576px) {
      .main-info,
      .contact_info_container {
        flex-direction: column;
      }

      .contact_info_container {
        align-items: center;
      }

      .contact-info__block:not(:last-child) {
        margin-bottom: 20px;
      }

      .experiences {
        margin-right: 0;
      }
    }

   /*Contact info styles*/

    .contact-info__header,
    .contact-info__sub-header {
      text-align: center;
    }

    .contact-info__header {
      color: var(--primary-text-color);
      margin-bottom: 15px;
      text-decoration-color: var(--text-decoration-color);
      text-decoration-line: underline;
    }

    .contact-info__sub-header {
      color: var(--secondary-text-color);
      margin-bottom: 30px;
    }

    .contact-info__block {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .contact-info__block--center {
      justify-content: center;
    }

    .contact-info__item {
      color: var(--secondary-text-color);
      text-decoration: none;
      display: flex;
      justify-content: start;
    }

    .contact-info__item:not(:last-child) {
      margin-bottom: 20px;
    }

    .contact-info__item-icon-wrapper {
      margin-right: 10px;
      width: 20px;
      display: flex;
      justify-content: center;
    }

    .contact-info__item-icon path {
      fill: var(--icon-color);
    }

    .contact-info__item-icon {
      height: 1.1428rem;
      vertical-align: text-bottom;
    }

    .contact-info__avatar {
      border-radius: 50%;
      width: 100px;
      height: 100px;
      object-fit: cover;
      border: 3px solid;
      border-color: var(--text-decoration-color);
    }

   /*Intro and skills styles*/

    .intro {
      display: flex;
      justify-content: start;
    }

    .intro__icon-wrapper {
      margin-right: 30px;
      width: 30px;
      display: flex;
      justify-content: center;
    }

    .intro__icon {
      height: 1.1428rem;
      vertical-align: text-bottom;
    }

    .intro__icon path {
      fill: var(--text-decoration-color);
    }

    .intro_text {
      color: var(--secondary-text-color);
      text-align: justify;
    }

    .skills__header {
      color: var(--secondary-text-color);
      text-align: center;
      margin-bottom: 15px;
    }

    .skills__text {
      color: var(--secondary-text-color);
      text-align: justify;
    }

    /*Experience and additional info styles*/

    .experiences {
      flex: 1 1 60%;
      margin-right: 50px;
    }

    .experiences__header {
      color: var(--secondary-text-color);
      text-align: left;
      margin-bottom: 20px;
    }

    .experiences__company-header-durability {
      color: var(--durability-text-color);
      text-align: left;
      margin-bottom: 10px;
      font-size: 15px;
    }

    .experiences__company-header-name {
      color: var(--primary-text-color);
      text-decoration-color: var(--text-decoration-color);
      text-decoration-line: underline;
      text-align: left;
      margin-bottom: 20px;
    }

    .experiences__company-project {
      margin-left: 15px;
      margin-bottom: 25px;
    }

    .experiences__company-project-role {
      color: var(--durability-text-color);
      text-align: left;
      margin-bottom: 10px;
      font-size: 15px;
    }

    .experiences__company-project-name {
      color: var(--primary-text-color);
      text-align: left;
      margin-bottom: 10px;
    }

    .experiences__company-project-responsibilities {
      color: var(--secondary-text-color);
      padding-left: 20px;
    }

    .additional-info {
      flex: 1 1 40%;
    }

    .additional-info__education {
      margin-bottom: 20px;
    }

    .additional-info__education-header {
      color: var(--secondary-text-color);
      text-align: left;
      margin-bottom: 20px;
    }

    .additional-info__education-university-durability {
      color: var(--durability-text-color);
      text-align: left;
      margin-bottom: 10px;
      font-size: 15px;
    }

    .additional-info__education-university-speciality {
      color: var(--primary-text-color);
      text-align: left;
      margin-bottom: 10px;
    }

    .additional-info__education-university-name {
      color: var(--secondary-text-color);
    }

    .additional-info__languages {
      margin-bottom: 20px;
    }

    .additional-info__languages-header {
      color: var(--secondary-text-color);
      text-align: left;
      margin-bottom: 20px;
    }

    .additional-info__languages-item {
      color: var(--secondary-text-color);
    }