/* ------------------css for small screens */
* {
  /* outline: greenyellow 1px solid; */
}

nav .menu {
  display: none;
}

#side-menu {
  transition: right 0.4s;
}

@media only screen and (max-width: 822px) {
  #header {
    background-image: url(./images/phone_background.png);
    background-color: black;
    border-radius: 0;
  }
  .header-text {
    margin-top: 100%;
    font-size: 16px;
  }
  .header-text h1 {
    font-size: 30px;
    text-shadow: 1px 1px 1px black;
  }
  nav .menu {
    display: block;
    font-size: 25px;
  }

  nav ul {
    background: var(--my-color);
    position: fixed;
    top: 0;
    right: -200px;
    width: 200px;
    height: 100vh;
    padding-top: 50px;
    z-index: 2;
  }

  nav ul li {
    display: block;
    margin: 25px;
  }

  nav ul .menu {
    position: absolute;
    top: 25px;
    left: 25px;
  }

  .sub-title {
    font-size: 40px;
  }

  .about-col1,
  .about-col2 {
    flex-basis: 100%;
  }

  .about-col1 {
    margin-bottom: 30px;
  }

  .about-col2 {
    font-size: 14px;
  }

  .tab-links {
    font-size: 16px;
    margin-right: 20px;
  }

  .contact-left,
  .contact-right {
    flex-basis: 100%;
  }

  .copyright {
    font-size: 14px;
  }
}