img,
iframe {
  max-width: 100%;
}
a {
  cursor: pointer;
}

body * {
  box-sizing: border-box;
}

a:hover {
  -o-transition: 0.5s;
  -ms-transition: 0.5s;
  -moz-transition: 0.5s;
  -webkit-transition: 0.5s;
  transition: 0.5s;
}

a:hover {
  text-decoration: none;
}