@import url('https://fonts.googleapis.com/css?family=Libre+Franklin:300,600,700&display=swap');

:root {
  --blue: hsl(223, 87%, 63%);
  --pale-blue: hsl(223, 100%, 88%);
  --gray: hsl(0, 0%, 59%);
  --dark-blue: hsl(209, 33%, 12%);
  --red: hsl(0, 83%, 55%);
  --green: hsl(103, 79%, 44%);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-size: 20px;
  font-family: 'Libre Franklin', sans-serif;
}

.container {
  margin: 0 auto;
  max-width: 1440px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.d-flex {
  display: flex !important;
}

.flex-row {
  flex-direction: row !important;
}

.logo {
  display: inline-block;
  margin-top: 55px;
  margin-bottom: 20px;
}

h1 {
  color: var(--gray);
  font-weight: 300;
}

h1 span {
  color: var(--dark-blue);
  font-weight: 600;
}

p {
  font-size: 14px;
  margin: 10px auto;
}

form {
  margin-top: 10px;
  display: flex;
  justify-content: center;
  width: 100%;
}

.form-group {
  margin: 10px 8px;
}

input {
  border: 1px solid hsl(0, 0%, 59%);
  border-radius: 30px;
  height: 40px;
  width: 250px;
  opacity: 0.6;
  padding: 8px 18px;
  transition: all 0.3s linear;
}

.invalid {
  border: 1px solid var(--red);
}

.valid {
  border: 1px solid var(--green);
}

.invalid-text {
  font-size: 12px;
  margin-left: 15px;
  color: var(--red);
}

.valid-text {
  font-size: 12px;
  margin-left: 15px;
  color: var(--green);
}

input:focus,
button:focus {
  outline: none;
  opacity: 1;
}

button {
  background-color: var(--blue);
  border: none;
  border-radius: 30px;
  box-shadow: 0 0.5rem 0.8rem var(--pale-blue);
  color: #ffffff;
  padding: 8px 18px;
  height: 40px;
  width: 120px;
  transition: all 0.3s ease-in-out;
  cursor: pointer;
}

button:hover {
  opacity: 0.9;
}

.img-dashboard {
  margin-top: 30px;
  width: 50%;
}

footer {
  margin: 30px;
}

footer p {
  margin: 0;
}

.social-icons i {
  border-radius: 50%;
  color: var(--blue);
  display: inline-block;
  margin-left: 5px;
  font-size: 15px;
  padding: 9px 0px;
  height: 30px;
  width: 30px;
  text-align: center;
  transition: all 0.3s linear;
  cursor: pointer;
}

footer .social-icons i:hover {
  background-color: var(--blue);
  color: #ffffff;
}

footer p {
  color: var(--gray);
  margin-top: 25px;
  font-size: 12px;
}

/*
* Mobile Site
*/

@media (max-width: 450px) {
  h1 {
    font-size: 28px;
  }
  .flex-sm-column {
    flex-direction: column !important;
    text-align: center;
    width: 100%;
  }

  p {
    padding-bottom: 0;
    margin-bottom: 0;
  }

  input,
  button {
    width: 90%;
  }

  .img-dashboard {
    width: 90%;
  }
}