* {
    margin: 0;
    box-sizing: border-box;
    font-family: sans-serif;
}

body {
    text-align: center;
}

header {
    width: 100%;
    height: auto;
    padding: 20px;
    background-color: #B3E5BE;
    text-align: center;
    margin: auto;
}

.mid {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 80%;
    height: 40vh;
    margin: 10vh auto;
    border-radius: 1%;
    background-color: #9DC08B;
}

.start {
    width: auto;
    height: 10%;
    text-align: center;
    margin-bottom: 20px;
    /* padding-top: 50vh; */
    /* margin: 10px; */
}

.end {
    width: auto;
    height: 10%;
    margin-bottom: 20px;
}

#first {
    margin-left: 30px;
    height: 25px;
    border-radius: 8%;
}

#last {
    margin-left: 30px;
    height: 25px;
    border-radius: 8%;
}

.button {
    margin-top: 10px;
}

.compute {
    width: 100px;
    height: 30px;
    background-color: #AD7BE9;
    border-radius: 8%;
}

.reset {
    width: 100px;
    height: 30px;
    margin-left: 10px;
    background-color: #EB455F;
    border-radius: 8%;
}

.res {
    width: 80%;
    height: 30vh;
    margin: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px;
    background-color: #9DC08B;
}

#result {
    width: 60%;
    height: auto;
    margin: 20px auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    /* background-color: white; */
}

#count {
    width: 20%;
    height: auto;
    margin: 20px auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    /* background-color: white; */
}