body {
    font-family: 'Montserrat', sans-serif;
    background-color: #f5f7fa;    
}

/* main styles */
.main {
    display: flex;
    flex-direction: row-reverse;
    background-color: #f5f7fa;
    width: 1100px;
    height: 1400px;
    margin: 0 auto;   
    }
/* main_content styles */
.main_content {
    background-color: #fff;
    box-shadow: 6px 6px 20px rgba(0, 0, 0, 0.1);
    padding: 40px 90px;
    margin-right: auto;
}

/* about_me styles */
.about_me {
   margin-bottom: 40px;
}
.about_profession {
    font-style: normal;
    font-weight: 700;
    font-size: 22px;
    line-height: 17px;
    color: #595959;
    margin-bottom: 20px;
}
.about_name {
    font-style: normal;
    font-weight: 700;
    font-size: 45px;
    line-height: 55px;
    color: #000000;
    margin-bottom: 25px;
}
.about_description {
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    line-height: 24px;
    color: #595959;
    width: 450px;
}

.tittle {
    font-style: normal;
    font-weight: 700;
    font-size: 22px;
    line-height: 27px;
    color: #000000;
    margin-bottom: 10px;
}
.link_list {
    padding: 0;
    margin-left: 15px;
}
.project_item {
    font-style: normal;
    font-weight: 500;
    font-size: 16px;
    line-height: 24px;
    color: #A8A8A8;
    margin-bottom: 10px;
}
.project_links {
    font-style: normal;
    font-weight: 400;
    font-size: 16px;
    line-height: 24px;
    color: #595959;
    margin-left: 5px;
}

.link_bracket {
    font-style: normal;
    font-weight: 700;
    font-size: 14px;
    line-height: 24px;
    color: #000000;
}

/* project styles */
.projects {
    margin-bottom: 50px;
}

/* work styles */
.work {
    margin-bottom: 40px;
}
.work_position {
    font-style: normal;
    font-weight: 700;
    font-size: 16px;
    line-height: 20px;
    color: #000000;
    margin-bottom: 0px;
}
.organization {
    font-style: normal;
    font-weight: 700;
    font-size: 16px;
    line-height: 20px;
    color: #FB6D3A;
}
.profession {
    font-style: normal;
    font-weight: 400;
    font-size: 16px;
    line-height: 15px;
    color: #A8A8A8;
    margin-bottom: 5px;
}
.breakline {
    font-style: normal;
    font-weight: 400;
    font-size: 12px;
    line-height: 15px;
    color: #000000;
}
.work_list {
    font-style: normal;
    font-weight: 700;
    font-size: 14px;
    line-height: 24px;
    color: #595959;
    padding: 0;
    margin-left: 15px;
}
.worklist_item {
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    line-height: 24px;
    color: #595959;
}

/* education styles */
.place_of_study {
    font-style: normal;
    font-weight: 700;
    font-size: 16px;
    line-height: 20px;
    color: #FB6D3A;
}

/* sidebar styles */
.sidebar {
    background-color: #1E2939;
    padding-top: 40px;
    width: 370px;
}

.mando {
    width: 370px;
}

.contacts {
    margin-left: 40px;
    margin-bottom: 50px;
}
.sidebar_contacts {
    color: #FFFFFF;
    font-style: normal;
    font-weight: 700;
    font-size: 22px;
    line-height: 27px;
    margin-bottom: 10px;
}
.tel_mail {
    font-style: normal;
    font-weight: 700;
    font-size: 14px;
    line-height: 24px;
    color: #FFFFFF;
    margin-right: 5px;    
}
.contact_link {
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    line-height: 24px;
    text-decoration-line: underline;
    color: #FFFFFF;
    opacity: 0.5;
}

.sidebar_tech {
    color: #FFFFFF;
    font-style: normal;
    font-weight: 700;
    font-size: 22px;
    line-height: 27px;
    margin-bottom: 10px;
}
.tech_skills {
    margin-left: 40px;
    margin-bottom: 45px;
}
.list_tech {
    color: #FFFFFF;
    padding: 0;
    margin-left: 20px;
}
.tech_skills_dot {
    color: #FB6D3A;
}
.tech_skills_text {
    color: #FFFFFF;
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    line-height: 24px;
}

.sidebar_soft {
    font-style: normal;
    font-weight: 700;
    font-size: 22px;
    line-height: 27px;
    color: #FFFFFF;
    margin-bottom: 10px;
}
.soft_skills {
    margin-left: 40px;
}
.list_soft {
    color: #FFFFFF;
    padding: 0;
    margin-left: 20px;
}
.soft_skills_dot {
    color: #FB6D3A;
}
.soft_skills_text {
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    line-height: 24px;
    color: #FFFFFF;
}