index.css

body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.container {
    padding: 2rem;
    
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    max-width: 600px;
    max-height: 600px;
    width: 100%;
}
h2 {
    display: flex;
    margin-bottom: 1rem;
    font-size: 2rem;

    > span {
        color: var(--primary-green);
    }

}
input {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    color: var(--text-color);
    margin: 8px 0;
    border-radius: .5rem;
    border: 1px solid var(--text-color);
    background-color: initial;
    transition: all .2s ease;

    &:focus {
        border: 1px solid var(--primary-green);
        outline: 1px solid var(--primary-green);
    }
}
button {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    background-color: var(--primary-green);
    border: none;
    border-radius: .5rem;
    cursor: pointer;

    a {

    color: white;

    }

    transition: all .2s ease;
}
button:hover {
    background-color: #407c40;
}
.toggle {
    text-align: center;
    margin-top: 20px;
}
.toggle a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 700;
}