*{
    box-sizing: border-box;
}
body{
    background-color: rgb(114, 114, 114);
    font-family: 'Times New Roman', Times, serif;
    margin-top: 25px;
}
h1 {
    text-align: center;
    color: #fff;
}
.container{
    width: 400px;
    margin:  0 auto;
    background-color: wheat;
    padding: 20px;
    position: relative;
    border-radius: 5px;
    float: left;
}
 
.heading ul li{
    padding: 10px;
    margin: 5px;
    background-color: rgb(255, 153, 0);
    border-radius: 3px;
    width: 150px;
    margin: 0 auto;
    text-align: center;
    color: black;
    margin-top: 20px;
}
 
.heading ul li a:active{
    position: relative;
    top: 2px;
    left: 2px;
} 
.list-reset{
    margin: 0;
    padding: 0;
    list-style-type:none;
 }
 
.popust{
    width: 90px;
    position: absolute;
    top: -30px;
    right: -30px;
 }
a{
    text-decoration: none;
}
.desktop {
    width: 200px;
}
.heading ul li .button a:active {
    color: white;
    background-color: darkred;
    padding: 10px;
    margin: 5px;
    border-radius: 3px;
    width: 150px;
    margin: 0 auto;
    text-align: center;
    margin-top: 20px;
}