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console 命令行工具 X clear

                    
>
console
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <div class="login">
        <div class="login-concent">Login</div>
        <div class="user">
            <form action="1.php" method="post">
                <input type="text" name="USERNAME" placeholder="USERNAME" class="input-item">
                <input type="password" name="password" placeholder="PASSWORD" class="input-item">
                <input type="submit" value="Login" class="log-but"></input>
            </form>
            <div class="log-more">Don't have account?<br><a href="#">Sign up </a></div>
        </div>
    </div>
    
</body>
</html>
* {
  margin: 0;
  font-family: "Open Sans Light";
}
body {
  background-image: linear-gradient(to right, #0ecef5, #59e9c3);
}
.login {
  width: 290px;
  height: 390px;
  background-color: #ffffff;
  margin: 160px auto;
  border: 2px solid #6cf0b6;
  border-radius: 20px;
}
.login .login-concent {
  width: 230px;
  height: 110px;
  font-size: 35px;
  line-height: 130px;
  font-weight: bolder;
  text-align: center;
  margin: 18px auto;
}
.login .user {
  width: 250px;
  height: 200px;
  margin: 0 auto;
}
.login .user form {
  width: 200px;
  margin: 20px auto;
}
.login .user form .input-item {
  border: 0;
  width: 180px;
  border-bottom: 1px solid rgb(128, 125, 125);
  padding: 10px;
  font-size: 15px;
  outline: none;
}
.login .user form .log-but {
  width: 200px;
  height: 40px;
  font-size: 15px;
  color: #fff;
  font-weight: bold;
  border: 0;
  margin-top: 30px;
  outline: none;
  background-image: linear-gradient(to right, #0ecef5, #59e9c3);
  cursor: pointer;
}
.login .user form .log-but:hover{
  background-image: linear-gradient(to right, #59e9c3, #0ecef5);

}
.login .user .log-more {
  width: 200px;
  height: 20px;
  text-align: center;
  margin: 0 auto;
  font-size: 14px;
}
.login .user .log-more a {
  text-decoration: none;
  color: #a6c1ef;
}