.how-block{flex-basis:calc(33% - 24px);position:relative}.how-block:before{background-color:#fbfbfd4d;content:"";height:1px;left:100%;position:absolute;top:50%;transform:translateY(-50%);width:50%}@media only screen and (max-width:990px){.how-block:before{height:50%;left:50%;top:100%;transform:translate(-50%);width:1px}}.how-block:nth-child(3n):before{display:none}@media only screen and (max-width:990px){.how-block:nth-child(3n):before{display:block}}.how-block:last-child:before{display:none}