@import "https://cdn.jsdelivr.net/npm/bulma@0.9.3/css/bulma.min.css";
html {
    touch-action: manipulation;
    -webkit-touch-callout: none;
}
div.button {
    box-sizing: border-box;
    position: relative;
    width: 100%;
    text-align: center;
}
input[type='button'] {
    width: 48%;
    height: 50px;
    max-width: 180px;
    font-size: 25px;
    border-radius: 8px;
    background-color: #fff;
    -webkit-appearance: none;
    cursor: pointer;
}
    div#disp {
    position: relative;
    text-align: center;
    font-size: 5.5vw;
    margin-bottom: 20px;
}
div#lap {
    position: relative;
    text-align: center;
    font-size: 18px;
    height: 300px;
    overflow-y: scroll;
    width: 100%;
    min-height: 200px;
    margin-top: 60px;
    margin-bottom: 10px;
    left: 0px;
}
div#mask {
    position: relative;
    width: 100%;
    overflow: hidden;
    margin: auto;
}
div#lap>div {
    font-size: 4vw;
}
#container {
    width: 100%;
    text-align: center;
}
p{
    text-align: center;
}