.title {
    color: white;
    font-family: sans-serif;
    width: 76%;
    margin-right: 50px;
}
header{
    display: flex;
    gap: 1px;
    
}
.header-buttons {
    display: flex;
    gap: 1rem; /* Отступ между кнопками */
}

.header-btn {
    padding: 0.6rem 2rem;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
    font-family: sans-serif;
    font-size: 1rem;
    font-weight: normal;
}

.header-btn:hover {
    background-color: #2980b9;
}
.background_header {
    background-color: steelblue;
    background-attachment: fixed;
    margin: 0;
    padding: 10px; 
    width: 100%;
    box-sizing: border-box;
    line-height: 30px;
    border-bottom-left-radius: 20px;  
    border-bottom-right-radius: 20px;
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 5900px;
    margin: 0 auto;
}
.background_bottom {
    background-color: steelblue;
    background-attachment: fixed;
    margin: 0;
    padding: 30px; 
    width: 100%;
    box-sizing: border-box;
    line-height: 20px;
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
}
.background_bottom h3{
    font-family: sans-serif;
    text-align: left;
    color: white;
}
.background_bottom h4{
    font-family: sans-serif;
    text-align: left;
    color: white;
}
.background_bottom p{
    font-family: sans-serif;
    text-align: left;
    color: white;
}
body {
    margin: 0;
    
    padding: 0;
}
.achievements li
{
    font-family: sans-serif;
    text-align: left;
    font-size: 25px;
}
.achievements h1
{
    font-family: sans-serif;
    text-align: center;
    font-size: 35px;
    
}
.achievements a
{
    font-family: sans-serif;
    text-align: center;
    font-size: 20px;
    
}
.achievements
{
    margin: 30px;
    margin-top: 120px;
    margin-bottom: 350px;
}
.doc
{
    font-family: sans-serif;
    text-align: left;
}
.welcome_back {
    margin-top: 40px;
    margin-bottom: 25px;
    background-image: url('2025-05-31_13-14-52.png');
    background-size: cover;       
    background-position: center;  
    background-repeat: no-repeat; 
    padding: 67px 41px;         
    color: white;               
    text-align: center;         
}

.welcome_content {
    max-width: 800px;          
    margin: 0 auto;            
    background-color: rgba(0, 0, 0, 0.8); 
    padding: 26px;
    border-radius: 10px;       
}
.welcome{
    font-family: sans-serif;
    text-align: center;
    line-height: 180px; 
}
.welcome_p{
    font-family: sans-serif;
    margin-bottom: 60px;
    text-align: center;
}

.projects {
    background-color: steelblue;
    padding: 30px;
    border-radius: 30px;
    margin: 60px 0;
    color: white;
    font-family: sans-serif;
}

.projects_title {
    text-align: center;
    margin-bottom: 30px;
    font-size: 2em;
}

.project_container {
    max-width: 1200px;
    margin: 0 auto;
}

.project_card {
    display: flex;
    align-items: center;
    gap: 30px;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 20px;
    transition: transform 0.3s ease;
    margin-bottom: 20px;
}

.project_card:hover {
    transform: scale(1.02);
    background-color: rgba(255, 255, 255, 0.2);
}

.project_image {
    width: 300px;
    height: 200px;
    object-fit: cover;
    border-radius: 15px;
    flex-shrink: 0;
}

.project_info {
    flex: 1;
}

.project_name {
    font-size: 1.5em;
    margin-bottom: 10px;
}

.project_description {
    margin-bottom: 15px;
    line-height: 1.5;
}

.project_link {
    display: inline-block;
    padding: 8px 20px;
    background-color: #4CAF50;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.project_link:hover {
    background-color: #45a049;
}

@media (max-width: 768px) {
    .project_card {
        flex-direction: column;
    }
    
    .project_image {
        width: 100%;
        height: auto;
    }
}