* {
    margin: 0;
    padding: 0;

}

body {
    background-color: #ffffff;
    background-size: cover;

}

.container {

    width: 500px;
    height: 450px;
    margin: auto;
    background-color: #e6e6e6;
    padding: 10px;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

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

}

h2 {
    text-align: center;
    color: #080808;
    font-size: 45px;
    font-family: sans-serif;
    padding: 1px;
}

button {

    margin-top: 10px;
    padding: 8px;
    font-size: 30px;
    font-family: sans-serif;
    color: #04AA6D;
    background-color: #b5fda3;
    border-radius: 50px;
    border-style: none;
    box-shadow: 5px 20px 20px 2px rgb(255, 166, 228);
    opacity: 0.7;
    -webkit-transition: .2s;
    transition: opacity .2s;

}

input[type="text"],
input[type="range"] {
    float: right;
    margin-bottom: 10px;
}

input[type="text"] {
    width: 80px;
    height: 20px;
    background-color: #c8ffc8;
    margin-bottom: 10px;
    padding: 5px;
    font-size: 16px;
    text-align: right;
    border: 2px solid #aaa9ec;
    border-radius: 1px;
}

p {
    margin: 20px;
    margin-top: 10px;
    color: #000000;
}


#myRange {
    width: 460px;
    height: 9px;
    margin-left: auto;
    margin-right: 20px;

}


#myRange1 {
    width: 460px;
    height: 9px;
    margin-left: auto;
    margin-right: 20px;

}

#demo {
    text-align: center;

}

button {
    -webkit-appearance: none;
    width: 250px;
    height: 50px;
    background: #ffffff;
    border-radius: 25px;
    outline: none;
    opacity: 0.8;
    box-shadow: #7e94f8;
    -webkit-transition: .2s;
    transition: opacity .2s;
}


button:hover {
    opacity: 1;
}