* {
    margin: 0;
    padding: 0;
}

html, body {
  height: 100%;
  margin: 0;
}

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

main {
  flex: 1;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.5;
    scroll-behavior: smooth;
    color: #686f76;
    
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    /*padding: 0 22px;*/
}

.section {
    padding-top: 50px;
    
}

.section-title {
    text-align: center;
    font-size: 32px;
    margin-bottom: 40px;
    position: relative;
}

/* линия под заголовком */
.section-title::after {
    content: "";
    display: block;
    width: 60px;
    height: 3px;
    background: #005651;
    margin: 15px auto 0;
}

@media (max-width: 1160px) {
    .container {
    max-width: 900px;
}
}

@media (max-width: 768px) {
    .container {
    max-width: 90%;
}
}