:root {
     font-size: 16px;
 }

 * {
     box-sizing: border-box;
     margin: 0;
     padding: 0;
 }

 html {
     min-height: 100%;
 }

 body {
     font-family: 'Open Sans', Arial, sans-serif;
     font-weight: 400;
     font-size: 16px;
     line-height: 23px;
     color: #000;
 }

 #wrapper {
     margin: 1rem auto;
     max-width: 781px;
     background: #fff;
     border: solid thin #cbcbcb;
 }

 header {
     padding: 46px 75px 0;
 }

 .header-flex {
     display: flex;
     gap: 17px;
     align-items: center;
 }

 .header-flex-content:nth-of-type(1) {
 }

 article {
     padding: 16px 75px 0;
 }

 .margin-bottom {
     margin-bottom: 0;
 }

 :is(h1, strong) {
     font-weight: 700;
 }

 :is(h1, h2, h3) {}

 h1 {
     font-size: 21px;
     margin: 0 0 20px;
     line-height: 1.2;
 }

 p {
     margin-bottom: 16px;
 }

 :is(a:link, a:visited, a:hover, a:active) {
     color: #0000ff;
     text-decoration: none;
 }

 img {
     max-width: 100%;
 }

 ul {
     margin: 0 0 20px 48px;
 }

 ul li {
     list-style: none;
     text-indent: -25px;
 }

 ul li:before {
     font-size: 26px;
     margin-right: 25px;
     position: relative;
     top: -1px;
     float: left;
     content: "\2022";
 }

 footer {
     padding: 0 75px 50px;
 }

 @media screen and (max-width: 780px) {
     #wrapper {
         border: none;
         margin: 0;
     }

     :is(h1, p, ul li) {
         hyphens: auto;
         text-wrap: pretty;
     }

     :is(p a, span) {
         white-space: nowrap;
     }

     br:not(br.mobile-block) {
         display: none;
     }
 }

 @media screen and (max-width: 660px) {
    header{
        padding: 16px 16px 0;
    }
    article{
        padding: 16px 16px 0;
    }

    ul{
        margin-left: 25px;
    }
    
    footer{
        padding: 0 16px 16px;
    }
 }