index.css

*{
    margin:0;
    padding:0;
    
}
body{
    font-family: sans-serif;
    text-align: center;
}
h1{
    margin-top:20px;
}
.first{
    
    display:flex;
    margin:auto;
    margin-top:100px;
    margin-bottom:20px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
.each-block{
    display: inline-block;
    padding:10px 40px;
    color:#fff;
    margin-right:10px;
    background-color:#0080ff;
}
#div1 {
    width: 350px;
    height: 70px;
    padding: 10px;
    border: 1px solid #aaaaaa;
  }
.container{
    display:flex;
    align-items: center;
    
    justify-content: center;
    padding-left:10px;
    width:100px;
    height:50px;
    border:3px dotted #ccc;
}

.container-each{
    display:flex;
    flex-direction: column;
}
.container-each p{
    display: none;
}
button{
    border:0px;
    background-color:#0080ff;
    padding:10px 15px;
    color:#fff;
    letter-spacing: 1px;
    cursor: pointer;
    box-shadow: 10px 20px 30px #ccc;
}
 button:focus{
    box-shadow: 0px 0px 0px #ccc;
}
button:focus{
    outline:0;
}
.button-holder{
    margin-top:40px;
}
.each-block p{
    display: inline;
}