*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
p{
    padding: 10px;
}
body{
    letter-spacing: 1.1px;
}

.calculator{
    position: absolute;
    width: 300px;
    height: auto;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #c5b8b8;
    border: none;
    border-radius: .5rem;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
}
.calculator__header{
    font-size: 25px;
    color: white;
    text-align: center;
    height: auto;
    background-color: rgb(0, 0, 0);
    border-radius: .5rem .5rem 0 0;
    box-shadow: 2px 2px 0 rgba(255, 255, 255, .4);
}
.calculator__form{
    padding: 10px;
}
.input{
    text-align: center;
}
input[type=text]{
    text-align: center;
    width: 100px;
    outline: none;
    background-color: aliceblue;
    padding: 5px 0;
    border: none;
    border-bottom: 1px solid black;
}
.currencies, .services{
    padding: 5px;
    color: #fff;
    background-color: rgb(0, 0, 0);
    color: rgb(77, 72, 72);
    border-radius: .5rem;
    border: none;
    box-shadow: rgba(0, 0, 0, 0.15) 1.95px 1.95px 2.6px;
    cursor: pointer;
}
.services >option, .currencies >option{
    background-color: azure;
    color: #070707;
}
.currencies:focus,
.currencies:hover,
.services:focus,
.services:hover{
    height: 30px;
    border: 1px solid rgb(30, 58, 30);
    outline: none;
    transition: .4s;
    -webkit-transform-origin-y: 3px;
}
.calculator__btns{
    display: flex;
    justify-content: space-evenly;
    align-items: center;
}
.btn{
    width: 80px;
    padding: 10px;
    border-radius: .5rem;
    border: none;
    font-size: 18px;
    color: #fff;
    background-color: gold;
    box-shadow: rgba(136, 165, 191, 0.48) 6px 2px 16px 0px, rgba(255, 255, 255, 0.8) -6px -2px 16px 0px;
}
.btn:hover{
    transform: translate(1px, .5px);
}
.btn__submit{
    background-color: rgb(59, 219, 59);
    width: fit-content;
}
.btn__submit:hover{
    background-color: rgb(20, 78, 20);
}

.btn__reset{
    background-color: rgb(20, 19, 19);
}
.btn__reset:hover{
    background-color: rgb(0, 0, 0) ;
}
.calculator__output{
    text-align: center;
}
.calculator__out{
    display: flex;
    justify-content: center;
}