body{
        margin: 0;
        padding: 0;
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 100vh;
        font-family: 'Jost', sans-serif;
        background: linear-gradient(to bottom, #0f0c29, #302b63, #24243e);
}
.main{
        width: 350px;
        height: 500px;
        background: red;
        overflow: hidden;
        background: url("https://doc-08-2c-docs.googleusercontent.com/docs/securesc/68c90smiglihng9534mvqmq1946dmis5/fo0picsp1nhiucmc0l25s29respgpr4j/1631524275000/03522360960922298374/03522360960922298374/1Sx0jh
dpEpnNIydS4rnN4kHSJtU1EyWka?e=view&authuser=0&nonce=gcrocepgbb17m&user=03522360960922298374&hash=tfhgbs86ka6divo3llbvp93mg4csvb38") no-repeat center/ cover;
        border-radius: 10px;
        box-shadow: 5px 20px 50px #000;
}
#chk{
        display: none;
}
.signup{
        position: relative;
        width:100%;
        height: 100%;
}
label{
        color: #fff;
        font-size: 2.3em;
        justify-content: center;
        display: flex;
        margin: 60px;
        font-weight: bold;
        cursor: pointer;
        transition: .5s ease-in-out;
}
input{
        width: 60%;
        height: 20px;
        background: #e0dede;
        justify-content: center;
        display: flex;
        margin: 20px auto;
        padding: 10px;
        border: none;
        outline: none;
        border-radius: 5px;
}
button{
        width: 60%;
        height: 40px;
        margin: 10px auto;
        justify-content: center;
        display: block;
        color: #fff;
        background: #573b8a;
        font-size: 1em;
        font-weight: bold;
        margin-top: 20px;
        outline: none;
        border: none;
        border-radius: 5px;
        transition: .2s ease-in;
        cursor: pointer;
}
button:hover{
        background: #6d44b8;
}
.login{
        height: 460px;
        background: #eee;
        border-radius: 60% / 10%;
        transform: translateY(-180px);
        transition: .8s ease-in-out;
}
.login label{
        color: #573b8a;
        transform: scale(.6);
}

#chk:checked ~ .login{
        transform: translateY(-500px);
}
#chk:checked ~ .login label{
        transform: scale(1);
}
#chk:checked ~ .signup label{
        transform: scale(.6);
}