:root {
  
  --primary-text: #fbf9ff;
  --text: #7f73a1;
  --form-bg: #000;
  --bg: #eaeef3;
}

[data-theme="light"] {
  --primary-text: #a5a5a5;
  --text: #fff;
  --form-bg: #303744;
  --bg: #000;
}

* {
  font-family: "Roboto", sans-serif;
  transition-property: background color;
  transition-duration: 600ms;
}

body {
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--bg);
  height: 100vh;
}

.main {
  display: flex;
  width: 100%;
  max-width: 800px;
  margin: 20px;
  box-shadow: rgba(0, 0, 0, 0.5) 0px 2px 8px 0px;
  border-radius: 20px;
}

#illustration {
  flex-grow: 1;
  background: url("images/dark.jpg");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  border-top-left-radius: 20px;
  border-bottom-left-radius: 20px;
}

.form-header {
  padding: 20px 0;
  border-top: solid 1px var(--bg);
}

.form-header a {
  color: var(--primary-text);
  font-weight: bold;
}

.form-container {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  border-top-right-radius: 20px;
  border-bottom-right-radius: 20px;
  padding: 20px;
  background-color: var(--form-bg);
  color: var(--text);
}

.form-buttons {
  display: flex;
  justify-content: space-between;
  padding: 20px 0;
  
}

.form-buttons button {
  margin: 0 5px;
}

.form-buttons button:first-child {
  flex: 1;
}

.form-buttons button span {
  font-size: 10px;
}

form {
  display: flex;
  flex-direction: column;
  border-top: solid 1px var(--bg);
  border-bottom: solid 1px var(--bg);
  padding: 20px 0;
}

h3 {
  font-weight: bold;
  color: var(--primary-text);
  margin: 0;
}

p {
  font-size: small;
}

input {
  color: var(--dark);
  margin: 10px 0;
  border: none;
  padding: 12px;
  border-radius: 8px;
  background-color: var(--bg);
}

button {
  border-radius: 8px;
  padding: 12px;
  border: none;
  cursor: pointer;
  transition: all 200ms ease-in;
}

button:hover {
  transform: scale(0.96);
}

button[type="submit"] {
  margin-top: 10px;
  background: linear-gradient( 
  to right, #1D50A7,
  #00C1A4);
  background-size: 400% 400%;
  animation: animate-background 10s infinite ease-in-out;
  color: white;

}
@keyframes animate-background{
  0%{
      background-position: 0 50%;
  }
  50%{
      background-position: 100% 50%;
  }
  100%{
      background-position: 0 50%;
  }
}


.theme-selector {
  display: flex;
  justify-content: flex-end;
  padding-bottom: 20px;
}

/* Switch */
.input1[type="checkbox"] {
  height: 0;
  width: 0;
  visibility: hidden;
}

label {
  cursor: pointer;
  text-indent: -9999px;
  width: 45px;
  height: 25px;
  display: block;
  border-radius: 100px;
  border: var(--primary-text) thin solid;
  position: relative;
}

label:after {
  content: "";
  position: absolute;
  top: 5px;
  left: 5px;
  width: 15px;
  height: 15px;
  background: var(--primary-text);
  border-radius: 90px;
  transition: 0.3s;
}

.input1:checked + label:after {
  left: calc(100% - 5px);
  transform: translateX(-100%);
  transition-timing-function: ease-in-out;
}

label:active:after {
  width: 20px;
}