@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&family=Poppins&display=swap');
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    font-size: 10px;
    font-family: "Poppins", sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100vh;
    background-image: linear-gradient(135deg, #fdfcfb 0%, #e2d1c3 100%);
}
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.calc-back{
    width: 450px;
    background-color: #fff;
    padding: 2rem;
    box-shadow: rgba(99, 99, 99, 0.2) 0px 2px 8px 0px;
    border-radius: 0.6rem 0.6rem 6rem 0.6rem;
}
.calc-back .calender-area{
    display: flex;
    gap: 1rem;
    padding: 1.2rem 0;
    border-bottom: 1px solid #eeeeee;
    position: relative;
}
.calc-back .calender-area .day,.month,.year{
    width: 22%;
}
.calc-back .calender-area p{
    font-size: 0.5rem;
    letter-spacing: 0.1rem;
    text-transform: uppercase;
    font-weight: 900;
    margin-bottom: 0.1rem;
}
.calc-back .calender-area input{
    width: 100%;
    padding: 0.6rem 0.5rem;
    border: 1px solid #e4e4e4;
    border-radius: 0.4rem;
    font-weight: bolder;
    outline: none;
}
.calc-back .calender-area button{
    position: absolute;
    bottom: -1.7rem;
    right: 0;
    padding: 0.6rem 0.7rem;
    border-radius: 50%;
    border: none;
    background-color: #1f6cfc;
    transition: .4s;
    cursor: pointer;
}
.calc-back .calender-area button:hover{
    background-color: #181818;
}
.calc-back .calender-area button i{
    font-size: 2rem;
    color: #fff;
}
.calc-back .display-area{
    padding: 2rem 0;
}
.calc-back .display-area > div{
    display: flex;
    gap: 0.1rem;
}
.calc-back .display-area h1{
    font-size: 2.3rem;
    font-weight: bolder;
    color: #1f6cfc;
}
.calc-back .display-area span{
    color: #181818;
    font-size: 2.3rem;
    font-weight: bolder;
}
@media(max-width: 470px){
    body{
        padding: 0 1rem;
    }
    .calc-back{
        width: 100%;
    }
    .calc-back .calender-area button{
        padding: 0.3rem 0.4rem;
    }
}