Do the style-reset html body margin padding body width 280px min-heigh

/* Do the style-reset */

html, body {
    margin: 0;
    padding: 0;
}

body {
    width: 280px;
    min-height: 250px;
    padding-top: 50px;
    padding-left: 10px;
    padding-right: 10px;
    font-size: 12px;
    font-family: "Arial", sans-serif;
    line-height: 1.2;
    color: #7f8c8d;
    background: #ecf0f1;
}

.post {
    padding-left: 75px;
    position: relative;
}

.post-stats .icon{
    width: 15px;
    height: 15px;
}

.icon-tags {
    background: url('http://htmlacademy.ru/assets/course14/post-challenge.png') no-repeat 0 0;
}

.icon-comments {
    background: url('http://htmlacademy.ru/assets/course14/post-challenge.png') no-repeat -20px 0;
}

.post-title {
    font-size: 20px;
    color: #2980b9;
    margin-bottom: 5px;
}

.post-date {
    position: absolute;
    top: 0;
    left: 0;
    background: #ffffff;
    display: block;
    width: 55px;
    height: 55px;
    line-height: 55px;
    text-align: center;
    font-weight: bold;
    font-size: 15px;
    border-bottom: 5px solid #bdc3c7;
}

.post-type {
    position: absolute;
    top: 70px;
    left: 0;
    background: #7f8c8d url('http://htmlacademy.ru/assets/course14/quotes.png') no-repeat 50% 50%;
    display: block;
    width: 55px;
    height: 55px;
    border-bottom: 5px solid #bdc3c7;
}

.post-author {
    margin-bottom: 5px;
}

a {
    text-decoration: none;
    color: #2980b9;
}

/* Do .post-stats inline-block, do relative position, set the margin-left of the inner 20 to insert into the gap icons with the absolutly position */
.post-stats {
    display: inline-block;
    position: relative;
    padding-left: 20px;
    
    /* not to forget to add a margin-right: 10px to front icon-comment was indented */
    margin-right: 10px;
    margin-bottom: 20px;
}

.icon {
    position: absolute;
    top: 0;
    left: 0;
}

.post-text {
    background: #ffffff;
    padding: 10px 25px 10px 15px;
    border-bottom: 5px solid #bdc3c7;
}