CA3.css

 @import url('https://fonts.googleapis.com/css2?family=Poppins&display=swap');

body {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: "Poppins", sans-serif;
}

.container {
    height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: linear-gradient(90deg, #161578, #b81055);
}

.app-container {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-align: center;
    color: #fff;
}

.headings-container {
    padding: 0 1rem;
    font-size: 30px;
}

.interaction-container {
    display: flex;
    align-items: normal;
    justify-content: center;
    flex-direction: column;
    text-align: center;
    padding: 0 1rem;
}

.text-control {
    padding: 0.5rem;
    margin: 2rem 0;
    background-color: #3f464a52;
    color: #fff;
    border: 1px solid #fff;
    border-radius: 10px;
    font-size: 30px;
}

.text-control:focus-visible {
    outline: none;
}

.error-para {
    color: red;
}

.btn {
    padding: 0.8rem;
    background-image: linear-gradient(90deg, #F4244C, #F57D4E);
    border: 1px solid transparent;
    border-radius: 20px;
    color: #fff;
    cursor: pointer;
    transition: all 0.25s;
    font-size: 30px;
}

.btn:hover {
    padding: 1rem;
}

.main {
            text-align: center;
            
        }

        .marq {
            padding-top: 5px;
            padding-bottom: 5px;
            
        }