*{
    margin: 0;
    padding: 0;
    font-family: 'poppins' ,sans-serif;
}
body{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #2c3e50;
    transition: 5s;
}
body.active{
    background: #6c7a81;

}
.container{
    position: relative;
    width: 800px;
    height: 500px;
    margin: 20px;
}
.orangeBG{
    position: absolute;
    top: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 420px;
    background: rgba(255,255,255,.2);
    box-shadow: 0 5px  45px rgba(0,0,0,.15);
}
.orangeBG .box{
    position: relative;
    width: 50%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
.form-box{
    position: absolute;
    background: #fff;
    height: 100%;
    width: 50%;
    top: 0;
    left: 0;
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 5px 45px rgba(0,0,0,0.25);
    transition: ease-in-out .5s;
    overflow: hidden;
}
.form-box.active{
    left: 50%;
}
.box h2{
    color: #fff;
    font-size: 1.2em;
    font-weight: 500;
    margin-bottom: 10px;
}
.orangeBG .box button{
    padding: 10px 20px;
    background: #fff;
    color: #000;
    font-size: 16px;
    font-weight: 500;
    border: none;
    cursor: pointer;
}
.form-box .form{
    position: absolute;
    width: 80%;
    transition: .5s;
    padding: 50px;
}
.form-box .signinform{
    transition-delay: .25s;
}
.form-box.active .signinform{
    left: -100%;
    transition-delay: 0;
}
.form-box .signupform{
    left: 100%;
    transition-delay: 0;
}
.form-box.active .signupform{
    left: 0%;
    transition-delay: .25s;
}
.form-box .form form{
    display: flex;
    width: 100%;
    flex-direction: column;
}
.form form input{
    margin-bottom: 20px;
    padding: 10px;
    outline: none;
    border: 1px solid #333;
}
.form form h3{
    text-align: center;
    font-size: 1.5em;
    font-weight: 500;
    margin-bottom: 20px;
}
.form form input[type="submit"]{
    background: #2c3e50 ;
    border: none;
    max-width: 100px;
    color: #fff;
    cursor: pointer;
}
.form form input[value="Sig Up"]{
    background: #2c3e50;
    border: none;
    max-width: 100px;
    color: #fff;
    cursor: pointer;
}
a{
    color: #333;
    font-size: 14px;
}