Animated Login Form Using HTML & CSS

Design Animated Login Form with HTML & CSS by Lùn Dev.

Video hướng dẩn:

Truy cập youtube Lùn Dev để xem nhiều hơn

Code Html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>Document</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <div class="container">
        
        <div class="form login" id="form">
            <div class="content">
                <h1>Login</h1>
                <div class="group">
                    <input type="text" id="username-login" class="inputText" placeholder=" " required>
                    <label for="username-login">Username</label>
                </div>
                <div class="group">
                    <input type="password" id="pass-login" class="inputText" placeholder=" " required>
                    <label for="pass-login">Password</label>
                </div>
                <div class="group">
                    <input type="checkbox"> Save login
                </div>
                <button>Login</button>
            </div>

<div class="content">
                <h1>Register</h1>
                <div class="group">
                    <input type="text" id="username-reg" class="inputText" placeholder=" " required>
                    <label for="username-reg">Username</label>
                </div>
                <div class="group">
                    <input type="password" id="email-reg" class="inputText" placeholder=" " required>
                    <label for="email-reg">Email</label>
                </div>
                <div class="group">
                    <input type="password" id="pass-reg" class="inputText" placeholder=" " required>
                    <label for="pass-reg">Password</label>
                </div>
                <div class="group">
                    <input type="checkbox"> Save login
                </div>
                <button>Login</button>
            </div>

<div class="form-rotate">
                <div id="rotate"></div>
            </div>
        </div>
        <div class="option">
            <div class="bg-active" id="bg-active"></div>
            <div class="changeType active" id="login">Login</div>
            <div class="changeType" id="register">Register</div>
        </div>
    </div>
       <script src="script.js"></script>
</body>
</html>

Code CSS

body{
    background-image: linear-gradient(to bottom right, #BEEBF1, #F3ACCC);
    height:100vh;
    overflow: hidden;
    font-family: monospace;
}
.container{
    position: absolute;
    top:50%;
    left:50%;
    transform: translate(-50%,-50%);
    width:400px;
    height:70vh;
    z-index: 1;
}
.container::before{
    position: absolute;
    bottom: 50%;
    left:80%;
    width:600px;
    height:600px;
    content:'';
    background-image: linear-gradient(to top right, #B1BAF5, #C2ADF3);
    border-radius: 50%;
    z-index: -1;
    animation: backgroundanimation 6s ease-in-out 2s infinite alternate;
}
.container::after{
    position: absolute;
    top: 50%;
    right:60%;
    width:400px;
    height:400px;
    content:'';
    background-image: linear-gradient(to top right, #B1BAF5, #C2ADF3);
    border-radius: 50%;
    z-index: -1;
    filter: blur(10px);
    animation: backgroundanimation 5s ease-in-out infinite alternate;
}
@keyframes backgroundanimation{
    from{
        transform: translate(0,0);
    }to{
            transform: translate(0,100px);
        }
}
.form{
    background-color: rgb(239, 239, 239, 0.3);
    width:100%;
    height:100%;
    border-radius: 30px;
    overflow: hidden;
    position: absolute;
}
.content{
    width:80%;
    padding:10%;
    height:60%;
    position: absolute;
    margin-top:20%;
}
h1{
    color:#fff;
    margin-bottom:50px;
}
button{
    width:80%;
    border:none;
    margin-top:20px;
    padding:15px 0;
    position: absolute;
    bottom:0;
    background-image: linear-gradient(to right, #90ABF4, #E697D5);
    color:#fff;
}
.group{
    height:60px;
    position: relative;
    margin-bottom: 30px;
}
.group label{
    position:absolute;
    top:45px;
    left:10%;
    transition: 0.5s;
}
.group .inputText{
    margin-top:30px;
    width:80%;
    padding: 0 10%;
    height:50px;
    border:none;
    outline: none;
    background-color: rgb(255, 255, 255, 0.6);
}
.inputText:focus + label,
.inputText:not(:placeholder-shown) + label
{
    top:0;
    left:10%;
}
.inputText:valid{
    border-bottom:1px solid #909fee;
}
input[type='checkbox'] + label{
    position: unset;
}
.form-rotate{
    position: absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    overflow: hidden;
    border-top-left-radius:30px;
    border-top-right-radius:30px;
    z-index: -1;

}
#rotate{
     background-image: linear-gradient(to right, #909FEE, #D292F3);
     width:500px;
     height:500px;
     border-radius: 30% 70% 70% 30% / 30% 43% 57% 70% ;
     z-index: -1;
     position: absolute;
     top :-200px;
     left:50%;
     transform: translate(-50%);
     transition: 1s;
}
.option{
    position: absolute;
    bottom:10px;width:70%;
    left:50%;
    transform: translate(-50%);
}
.changeType{
    width:50%;
    float: left;
    display: flex;
    justify-content: center;
    align-items: center;
    transition:1s;
    height:40px;
}
.bg-active{
    position: absolute;
    width:50%;
    left:0;
    transition: 1s;
    background-color: #909FEE;
    height:40px;
    z-index: -1;
    border-radius: 20px;
}
.changeType.active {
    color:#fff;
}
.form.login .content:nth-child(1){
    z-index: 1;
    animation:nextContent 1s ease-in-out 1 forwards
}
.form.login .content:nth-child(2){
    z-index: 1;
    animation:outContent 1s ease-in-out 1 forwards
}
@keyframes nextContent{
    from{
        transform: translate(100%,0px);
    }to{
        transform: translate(0,0px);
    }
}
@keyframes outContent{
    from{
        transform: translate(0,0px);
    }to{
        transform: translate(-100%,0px);
    }
}
.form.register .content:nth-child(2){
    z-index: 1;
    animation:nextContent 1s ease-in-out 1 forwards
}
.form.register .content:nth-child(1){
    z-index: 1;
    animation:outContent 1s ease-in-out 1 forwards
}

Video hướng dẩn:

Code Html

Code CSS

Thank You

Contact Form