:root{
    --main-calc-bg-color: #F1F2F3;
    --main-sliderElem: white;
    --main-elem: black;
    --button-bg-color: white;
    --button-bg-color2: #D2D3DA;
    --button-bg-color3: #4B5EFC;
    --upperText-color: #CBCBCC;
    --lowerText-color: black;
    --button-color: black;
}
body{
    display: flex;
    justify-content: center;
    box-sizing: border-box;
    margin: 0;
    font-style: Work Sans;
    font-family: 'Work Sans', sans-serif;
}

@media screen and (max-device-width: 480px) {
    .calc, body, html{
        height: 100%;
        width: 100%;
    }
    body{
        font-size: 350%;
    }
    .elem > div{
        height: 14px;
    }
}

@media screen and (min-device-width: 480px) {
    .calc{
        height: 600px;
        width: 276px;
    }
    .elem > div{
        height: 5px;
    }
}


.calc{
    background-color: var(--main-calc-bg-color);
    border-color: #17171C;
    border-radius: 1px;
    border-style: solid;
    display: flex;
    flex-direction: column;
}
.slider{
    margin-top: 10%;
    display: flex;
    justify-content: center;
    width: 100%;
    height: 3.5%;
}
.sliderElem{
    border-radius: 30em;
    background: var(--main-sliderElem);
    height: 100%;
    width: 18%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    
}

#check{
    position: absolute;
    width: 3em;
    height: 1.5em;
}

.ball{
    width: 1em;
    height: 1em;
    background: #D2D3DA;
    border-radius: 50%;
    margin: 0.2em;
    order: 2;
}
.slider > input{
    all:unset;
}

.el{
    width: 1em;
    height: 1em;
    margin: 0.2em;
    order: 1;
}
.el > img{
    width: 100%;
    height: 100%;
}
.calcView{
    height: 18%;
    margin-top: 15.7%;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    margin-right: 10%;
    font-weight: 300;
}

.upperText{
    font-size: 1.5em;
    color: var(--upperText-color)
}

.lowerText{
    font-size: 3em;
    color: var(--lowerText-color);
}

.lowerText{
    margin-top: 8%;
}

button {
    margin-top: 3.6%;
    padding: 0;
    border: none;
    font: inherit;
    color: inherit;
    background-color: transparent;
    cursor: pointer;
    font-weight: 400;
}

.buttons{
    display: flex;
    justify-content: space-between;
    padding: 0 5% 0 5%;
    flex-wrap: wrap;
    height: 50%;
    z-index: 0;
}
.buttons > button{
    width: 21%;
    height: 17%;
    background-color: var(--button-bg-color);
    margin-bottom: 3%;
    border-radius: 30%;
    color: var(--button-color);
}

.buttons > button:nth-child(4n){
    background-color: var(--button-bg-color3);
}
.buttons > button:nth-child(4n){
    color: var(--button-color);
}

.buttons > button:nth-child(-n+3){
    background-color: var(--button-bg-color2);
}


.elem{
    display: flex;
    justify-content: center;
}

.elem > div{
    width: 43%;
    background-color: var(--main-elem);
    border-radius: 100em;
    margin-top: 30%;
}