html {
  scroll-behavior: smooth;
}
* {
  box-sizing: border-box !important;
}
nav ul li a.active-page {
  background-color: rgba(0, 0, 0, 0.1);
  border: 2px solid white;
}
nav ul li a {
  font-weight: 600;
  margin: 12px 6px;
  border: 2px solid transparent;
  transition: 0.5s;
}
nav ul li a:hover {
  border: 2px solid white;
}
header {
  background-image: linear-gradient(to right, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)), url("images/male-hands-typing-on-a-laptop.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  height: 100vh;
}
.about-mobile {
  margin: 50px 0;
  padding: 20px 5%;
}
.about-mobile p {
  font-size: 17px;
}
.about-medium-up {
  margin: 70px 0;
  padding-right: 5%;
}
.about-medium-up p {
  font-size: 17px;
}
.articles {
  padding: 70px 0;
  background-image: linear-gradient(to right, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)), url("images/a-fountain-pen.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}
.articles p {
  font-size: 16px;
}
.go-to-blog-btn:active {
  background-color: #424242 !important;
  border: 2px solid #424242 !important;
}
.go-to-blog-btn:hover {
  background-color: #424242;
  border: 2px solid #424242 !important;
}
.btn-flat:active, .btn-flat:hover {
  background-color: #424242 !important;
}
.waves-effect .waves-grey .waves-ripple {
  background-color: rgba(158, 158, 158, 0.65);
}
footer {
  background-color: #212121;
  color: white;
  padding-top: 70px;
}
footer h5 {
  margin-bottom: 1.2rem !important;
}
footer a {
  color: silver;
}
footer a:hover {
  color: grey;
}
.input-prepend {
  padding: 10px;
  border-radius: 5px 0 0 5px;
  text-align: center;
  background-color: silver;
  color: #212121;
  font-size: 15px;
  margin-right: -1px;
}
.subscribe input[type="email"] {
  padding: 11px;
  outline-color: silver;
  font-size: 15px;
  margin-left: 0.35px;
  background-color: #fafafa;
  border: none;
}
.subscribe input[type="submit"] {
  margin-left: -3.75px;
  padding: 10px;
  border: 1px solid silver;
  border-left: none;
  outline: none;
  border-radius: 0 5px 5px 0;
  background-color: silver;
  color: #212121;
  font-size: 15px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.4s;
}
.subscribe input[type="submit"]:hover {
  background-color: #616161;
  color: white;
  border: 1px solid #616161;
  border-left: none;
}


@media screen and (max-width: 385px) {
  .subscribe input[type="email"] {
    width: 150px;
  }
}
@media screen and (max-width: 600px) {
  .about-mobile {
    display: block;
  }
  .about-medium-up {
    display: none;
  }
}

@media screen and (min-width: 601px) and (max-width: 749px) {
  .subscribe input[type="email"] {
    width: 150px;
  }
}

@media screen and (min-width: 601px) and (max-width: 992px) {
  .about-mobile {
    display: none;
  }
  .about-medium-up {
    display: block;
  }
  .articles .container {
    width: 90%;
  }
  footer .container {
    width: 90%;
  }
}

@media screen and (min-width: 993px) {
  .about-mobile {
    display: none;
  }
  .about-medium-up {
    display: block;
  }
  .about-medium-up p {
    font-size: 20px;
  }
  .articles .container {
    width: 80%;
  }
  footer .container {
    width: 90%;
  }
  nav {
    padding: 0 20px;
  }
  nav .brand-logo {
    margin-top: 10px;
  }
}

@media screen and (min-width: 1201px) {
  footer .container {
    width: 80%;
  }
}