style1.css

@import url("https://fonts.googleapis.com/css2?family=Nunito:wght@200;300;400;500;600;700&display=swap");

:root {
  --main-color: #8e44ad;
  --red: #e74c3c;
  --orange: #f39c12;
  --light-color: #888;
  --light-bg: #eee;
  --black: #2c3e50;
  --white: #fff;
  --border: 0.1rem solid rgba(0, 0, 0, 0.2);
}
body {
  font-family: Arial, sans-serif;
  background-color: var(--light-bg);
  margin: 0;
  padding: 0;
}

header {
  background-color: var(--main-color);
  color: #fff;
  padding: 10px;
  text-align: center;
}

nav {
  background-color: #4c3333;
  padding: 10px;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
}

nav li {
  margin: 0 10px;
}

nav a {
  text-decoration: none;
  color: #fff;
}

.main {
  flex-grow: 1;
  max-width: 450px;
  margin: 20px auto;
  padding: 40px;
  padding-top: 50px;
  background-color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
  border-radius:10px;
}

#loginForm {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.form-group {
  margin-bottom: 20px;
  /* margin-right: 20px; */
  display: flex;
  /* flex-direction: column; */
  justify-content: center;
  align-items: center;
  width: 100%;
}

label {
  display: block;
  font-weight: bold;
}

input {
  width: 60%;
  padding: 10px;
  height: 2rem;
  border: 2px solid #ccc;
  border-radius: 0.5rem;
  font-size: 1rem;
  font-family: sans-serif;
}

#signupForm {
  background-color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
}
.form-group input {
  background-color: var(--light-bg);
}

button {
  cursor: pointer;
  width: 65.5%;
  padding: 17px;
  border: none;
  border-radius: 5px;
  background-color: var(--main-color);
  color: #fff;
  font-weight: bold;
  font-size: 1rem;
  font-family: sans-serif;
}

p {
  text-align: center;
  margin-top: 20px;
  font-size: 1rem;
  font-family: sans-serif;
  font-weight: bolder;
}

a {
  text-decoration: none;
  font-size: 1rem;
  font-weight: bold;
  color: #6b17e0;
  text-decoration: underline;
}
.footer {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding-bottom: 2%;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  background-color: #f0f0f0;
  padding: 10px;
}

@media (max-width: 1200px) {
  .main {
    max-width: 800px;
  }
  input {
    width: 80%;
  }
  button {
    width: 82%;
  }
}

@media (max-width: 768px) {
  .main {
    max-width: 500px;
  }
  input {
    width: 80%;
  }
  button {
    width: 85%;
  }
}

@media (max-width: 450px) {
  html {
    font-size: 50%;
  }
  .main {
    max-width: 300px;
  }
  input {
    width: 80%;
  }
  button {
    width: 87%;
  }
}