* {margin:0;padding:0;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}
::selection,::-moz-selection{color:#fff;background:#ff5b5b}
html,body{width:100%;background:#fabc2d}
.center_block{min-width:320px;max-width:650px;margin:50px auto}
.center_block img{width: 100%}