body {
    margin: 0px;
    padding: 0px;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    background-color: lightskyblue;

}
.main-countainer {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 40rem;
    text-align: center;
}

.logo {
    color: rgb(254, 124, 18);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    font-size: 5rem;
    font-weight: bold;
    margin-bottom: 0px;
}

.value {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 7rem;

}

.inc-btn,.dec-btn {
    padding: 2px;
    background-color: transparent;
    border-radius: 3px;
    border: 2px solid black;
    width: 120px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    font-weight: bold;

}

.dec-btn:hover,.inc-btn:hover{
    background-color: rgb(0, 0, 0);
    color: rgb(255, 255, 255);
}

.res-btn {
    padding: 2px;
    background-color: transparent;
    border-radius: 3px;
    border: 2px solid black;
    margin-left: 10px;
    margin-right: 10px;
    width: 70px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    font-weight: bold;
}

.res-btn:hover {
    background-color: rgb(235, 0, 0);
    color: rgb(255, 255, 255);

}