.button { 
    padding: 5px 10px; 
    display: inline-block; 
    border: 2px solid gray;
    border-left: 1px solid lightgray;
    border-top: 1px solid lightgray;
    border-right: 2px solid gray;
    border-bottom: 2px solid gray;
    margin: 2px;
    background-color: #e8e5e5;
}
.pressed {
    border-left: 2px solid gray;
    border-top: 2px solid gray;
    border-right: 1px solid lightgray;
    border-bottom: 1px solid lightgray;
    
}
button {     padding: 10px 10px; margin: 5px;}
.button:hover{
    outline: 2px solid blue;
}
.button:focus{
    margin: 2px;
    outline: 2px solid blue;
}