*{
    margin: 0%;
    padding: 0%;
    box-sizing: border-box;
}

body{
    height:100vh;
    width: 100%;
    background:linear-gradient(to right,#ddd6f3 , #faaca8);
    display: flex;
    justify-content: center;
    align-items: center;
}

.box{
    height : 60vh;
    width:400px;
    background-color: #6bbcca00;
    border:2px solid #6c94ea00;
    box-shadow: 2px 2px 10px 5px #310331;
    overflow: hidden;

}

.box #disp{
    height: 10vh;
    width:100%;
    color: white;
    text-align: center;
    font-size: 40px;
    line-height: 10vh;
}

.box form{
    height:35vh;
    width:100%;
    background-color: #fff;
    line-height: 45vh;
    text-align:center;
}

.box form input{
    width:100px;
    border:none;
    outline: none;
    border-bottom: 3px solid #080808;
    color: #0a0a0a;
    background-color: transparent;
    font-size: 60px;
    text-align: center;
}

.box form input::placeholder{
    font-size: 20px;
    color: #070707;
    font-size: 700;

}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.box .btn{
    height: 15vh;
    width:100%;
    display:flex;
    justify-content: space-around;
    align-items: center;

}

.bttn{
    font-size: 25px;
    color:rgb(76, 83, 81);
    background: rgb(182, 191, 238);
    font-family: 'Dosis', sans-serif;
    border-radius: 20%;
    padding: 2%;
    transition: 0.5s;
    cursor: pointer;
    box-shadow: 5px;
}
a{
    color:rgb(76, 83, 81);
    text-decoration: none;
}

.box.btn button{
    padding:5px 10px;
    font-size: 100px;
    background-color: #292828;
    color:#fff;
    border: none;
    border-radius: 50px;
    
    
}

.box .btn button:hover{
    background-color:#87a2aa;
}