*,
*::after,
*::before {
    margin: 0 auto;
    box-sizing: border-box;
    padding: 0;
}
body {
    background-color: pink;
    width: 100%;
}

@keyframes gradient-animation {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

header { 
    background: linear-gradient(300deg, #00bfff, #ff4c68, #ef8172);
    background-size: 180% 180%;
    animation: gradient-animation 18s ease infinite;
    color: aliceblue;
    text-shadow: 1px 2px 2px #333;
    font-size: larger;
    padding: 3rem;
    text-align: center;
    width: 100%;
}

section {
    width: 70%;
    margin-top: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.h2 {
    color: #333;
    margin-bottom: 1.5rem;
}

.result {
    font-size: 35px;
    font-weight: bold;
    color: red;
    margin-bottom: 1rem;
}

.comment {
    font-size: 14px;
    font-family: monospace;
    color: rgb(14, 14, 55);
}

.name_style {
    font-size: 20px;
    font-weight: bold;
    color: #ff4c68;
}

.p {
    margin-top: 7rem;
    margin-bottom: 2rem;
    font-weight: bold;
    color: #333;
    text-shadow: 1px 2px 2px whitesmoke;
}

.input {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

input {
    border: none;
    border-radius: 4px;
    padding: 5px 10px;
    font-size: 12px;
}



.button {
    margin-top: 1rem;
}

button {
    color: aliceblue;
    font-weight: bold;
    border: none;
    border-radius: 4px;
    padding: 8px;
    font-size: 12px;
    background: linear-gradient(300deg, #00bfff, #ff4c68, #ef8172);
    background-size: 180% 180%;
    animation: gradient-animation 18s ease infinite;
}

button:hover {
    cursor: pointer;
    opacity: 0.85;
    transform: scale(1.05);
 }

footer {
    text-align: center;
    font-weight: bold;
    padding: 10px;
    margin-top: 2.5rem;
}

 @media screen and (min-width: 300px) and (max-width: 576px) {
    header {
        padding: 2rem;
    }

    h1 {
        max-width: 100%;
        font-size: 30px;
    }

        section {
            width: 90%;
        }

        .comment {
            width: 100%;
        }

    .h2 {
        color: #333;
        margin-bottom: 1.5rem;
        margin-top: 0;
     font-style: italic;
 font-size: 17px;

}

 .name_style {
     font-size: 17px;
     font-weight: bold;
     color: #ff4c68;
 }

     .p {
        margin-top: 6rem;
    }

    .input {
        display: block;
        margin-left: auto;
        margin-right: auto;
    }

    .heart {
        display: none;
    }

input {
    width: 100%;
    margin: 5px;
}

}