* {
    margin: 0;
    font-family: 'Noto Serif', serif;
}

.bg {
    background-color: aliceblue;
    height: 100vh;
    width: 100%;
}

.outer {
    background-color: orange;
    height: 50%;
    width: 50%;
    max-width: 400px;
    max-height: 400px;
    align-items: center;
    display: flex;
    flex-direction: column;
    margin: auto;
    border-radius: 10px;
}

.res {
    margin: 15px;
}

input {
    /* border: 2px solid rgb(255, 85, 0); */
    border: none;
    border-radius: 5px;
    font-weight: 900;
}

.row {
    padding: 10px;
}

h1 {
    padding: 15px 0;
    text-align: center;
}

button {
    border-radius: 5px;
    margin: 0px 4px;
    padding: 5px 10px;
    background-color: blanchedalmond;
    border: none;
    font-weight: 600;
}

button:hover {
    background-color: rgb(255, 255, 255);
    font-weight: 700;
}

input {
    padding: 4px 8px;
    text-align: right;
    text-rendering: geometricPrecision;
    height: 30px;
    text-justify: auto;
}
.spc{
  background-color: rgb(247, 131, 36);
}
.sp{
  background-color: rgb(255, 115, 0);
}
.sp:hover,.spc:hover{
    background-color: rgb(255, 204, 109);
}

@media screen and (max-width:500px) {
    .outer {
        width: 60%;
    }
}