<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Study.js</title>
  <link rel="stylesheet" href="mystyle.css">
</head>
<body>
  <header class="header">
    <div class="container">
      <div class="header__inner">
        <nav class="nav">
          <ul>
            <li>
              <a id="fixing_link" class="nav_link" href="http://127.0.0.1:5500/index.html">Home</a>
            </li>
            <li>
              <a class="nav_link" href="http://127.0.0.1:5500/index.html">Contacst</a>
            </li>
            <li>
              <a class="nav_link" href="http://127.0.0.1:5500/index.html">Services</a>
            </li>
            <li>
              <a class="nav_link" href="http://127.0.0.1:5500/index.html">Local</a>
            </li>
          </ul>
        </nav>
      </div>
    </div>
  </header>
</body>
</html>
body {
    margin: 0;

    font-family: 'Raleway', sans-serif;
    font-size: 14px;
    color: #6c7279;
    -webkit-font-smoothing: antialiased;

    background-color: #fff;
    min-height: 100%
}

html {
    height: 100%;
}

*,
*:before,
*:after {
    box-sizing: border-box;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
}

p {
    margin: 0 0 10px;
}

.container {
    width: 100%;
    max-width: 1170px;
    margin: 0 auto;
}

/* HEADER */

.header{
    width: 100%;

    position: absolute;
    top: 0;
    left: 0;
    z-index: 1000;
    background-color: #202020;
}

.header__inner { 
  display: flex;
  justify-content: center;  
}

.nav ul {
    display: flex;   /* Сделать обьекти в линию */
    text-transform: uppercase; /* Nice text */
}

.nav_link {
    text-decoration: none; /* Убрать подчеркивания */
    margin-left: 50px;
}

li {
    list-style-type: none;  /* Убрать крапочки */
}

.nav_link:first-child {  
    margin-left: 0;
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.