.main {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: linear-gradient(90deg, #78a3eb, #fbc2eb, #78a3eb);
    font-family: 'Poppins', sans-serif;
}

.main-container {
    background-color: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 10px 10px 20px grey;
}

/*first section*/
.title_container {
    text-align: center;
    margin-bottom: 2rem;
    font-size: x-large;
}

label {
    font-weight: bold;
    font-size: 20px;
}

/*second section*/
.amount_container {
    margin-bottom: 1.3rem;
}

.amount_container>input[type="number"] {
    width: 100%;
    border-radius: 10px;
    border: 2px solid black;
    padding: 0.6rem;
    margin-top: 0.5rem;
    outline: 0;
    font-family: 'Poppins', sans-serif;
}

/*third section*/
.unit_container {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.select_container>select {
    border-radius: 10px;
    border: 2px solid black;
    padding: 0.4rem;
    padding-right: 0;
    margin-top: 0.5rem;
    font-family: 'Poppins', sans-serif;
}

.middle>i {
    margin-top: 180%;
    font-size: 23px;
}

button {
    padding: 0.4rem;
    margin-top: 31px;
    color: white;
    border-radius: 5px;
    background: gray;
    transition: all 0.2s ease;
    font-family: 'Poppins', sans-serif;

}

button:active {
    transform: scale(0.96);
}

/*fifth section*/
.result_container {
    margin-bottom: 1.5rem;
}

.result_container>p {
    border-radius: 10px;
    border: 2px solid black;
    width: 100%;
    padding: 0.6rem;
    margin-top: 0.5rem;
    outline: 0;
}

.footer {
    text-align: center;
    color: black;
    font-weight: 500;
    font-size: 130%;
    padding: 15px;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-shadow: 1px 1px 1px #78a3eb,
        1px 0px 1px #919191,
        1px 0.4cap 1px#919191,
        1px 2px 1px #919191,
        1px 3px 1px #919191,
        1px 10px 6px rgba(10, 10, 10, 0.4),
        1px 18px 10px rgba(10, 10, 10, 0.2),
        1px 20px 25px rgba(10, 10, 10, 0.2),
        1px 20px 50px rgba(10, 10, 10, 0.4);
}