*{

    outline:none;

    max-width:100%;

    box-sizing:border-box;

}

html,body{

    height:100%;

}

body{

    text-align:center;

    display:flex;

    justify-content:center;

    align-items:center;

    background:#2b2b2b;

}

.btns{

    text-align:center;

    width:400px;

}

button{

    display:block;

    width:100%;

    margin:14px 0;

    padding:14px;

    background:#7f61ba;

    border:none;

    border-radius:5px;

    color:white;

    font-weight:bold;

}

h1{

 color:#408c42;   

    width:100%;

    background:#033b21;

    padding:10px;

    border:1px solid green;

}