Позиционирование объектов. Проблема в обучении. Ступор
Я только учусь верстать и, в процессе своего обучени, попал в ступор. Мне вообще не понятно как правильно спозиционировать объекты на экране. 
Не понятно, использовать флексы или колонки, а если использовать, то как добиться нужного результата.
Ответы (2 шт):
Автор решения: Fr3z0n
→ Ссылка
На примере простого, без лишних технологий первые два способа. Третий способ технология FlexBox
h4,p { margin: 0;}
img { width: 60px; position: relative; top: 50%; transform: translateY(-50%);}
div.card > p.image { width: 60px; margin:0 20px 0 0; height: 100px;float: left;}
div.table { width: 900px; }
div.card { width: 50%; height: 100px; float: left;}
div.discription { position: relative; top: 50%; transform: translateY(-50%); }
<div class="table">
<div class="card">
<p class="image">
<img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt="">
</p>
<div class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum dolor sit amet consectetur adipisicing elit. Voluptatibus ratione architecto repellat?</p>
</div>
</div>
<div class="card">
<p class="image">
<img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt="">
</p>
<div class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum dolor sit amet consectetur adipisicing elit. Voluptatibus ratione architecto repellat?</p>
</div>
</div>
<div class="card">
<p class="image">
<img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt="">
</p>
<div class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum dolor sit amet consectetur adipisicing elit. Voluptatibus ratione architecto repellat?</p>
</div>
</div>
<div class="card">
<p class="image">
<img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt="">
</p>
<div class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum dolor sit amet consectetur adipisicing elit. Voluptatibus ratione architecto repellat?</p>
</div>
</div>
<div class="card">
<p class="image">
<img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt="">
</p>
<div class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum dolor sit amet consectetur adipisicing elit. Voluptatibus ratione architecto repellat?</p>
</div>
</div>
</div>
Второй вариант с помощью таблицы:
h4 { margin: 0;}
img { width: 50px; margin-right: 20px;}
td.discription { width: 350px;}
<table>
<tr>
<td class="image"><img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt=""></td>
<td class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum dolor, sit amet consectetur adipisicing elit. Doloremque neque quae eligendi?</p>
</td>
<td class="image"><img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt=""></td>
<td class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum dolor, sit amet consectetur adipisicing elit. Doloremque neque quae eligendi?</p>
</td>
</tr>
</table>
Третий способ с помощью технологии FlexBox
h4 { margin: 0;}
img { width: 50px; margin-right: 20px;}
p.image { float: left; }
div.block-card { display: flex; flex-wrap: wrap; width: 700px;}
div.card { width: 50%; margin-top: 10px;}
<div class="block-card">
<div class="card">
<p class="image"><img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt=""></p>
<div class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum, dolor sit amet consectetur adipisicing elit. Explicabo nemo laboriosam sit.</p>
</div>
</div>
<div class="card">
<p class="image"><img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt=""></p>
<div class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum, dolor sit amet consectetur adipisicing elit. Explicabo nemo laboriosam sit.</p>
</div>
</div>
<div class="card">
<p class="image"><img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt=""></p>
<div class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum, dolor sit amet consectetur adipisicing elit. Explicabo nemo laboriosam sit.</p>
</div>
</div>
<div class="card">
<p class="image"><img src="https://yt3.ggpht.com/a/AATXAJwve2ig_p05wYyiytEMfRViDW6zHuX1nFCU5Q=s900-c-k-c0xffffffff-no-rj-mo" alt=""></p>
<div class="discription">
<h4>Lorem ipsum dolor sit amet.</h4>
<p>Lorem ipsum, dolor sit amet consectetur adipisicing elit. Explicabo nemo laboriosam sit.</p>
</div>
</div>
</div>
Автор решения: Михаил Камахин
→ Ссылка
Или просто адаптивно на флексах
@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');
*,
*:before,
*:after {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
margin: 0;
padding: 0;
font-family: 'Roboto', sans-serif;
}
:root {
--marginRightCard: 30px;
--heightAndWidthImg: 130px;
}
.container {
padding: 0 15px;
margin: 0 auto;
max-width: 1000px;
}
img {
display: block;
max-width: 100%;
}
.flex__wrapper {
display: flex;
flex-wrap: wrap;
}
.card {
display: flex;
align-items: center;
max-width: calc( 50% - var(--marginRightCard) / 2);
padding: 10px 0;
margin-bottom: 20px;
}
.card:nth-child(2n+1) {
margin-right: var(--marginRightCard);
}
.card__img {
max-width: var(--heightAndWidthImg);
min-width: var(--heightAndWidthImg);
height: var(--heightAndWidthImg);
margin-right: 20px;
}
.card__img img {
border-radius: 50%;
width: 100%;
height: 100%;
}
.card__title {
font-weight: bold;
font-size: 20px;
margin-bottom: 10px;
}
@media (max-width: 850px) {
.card {
max-width: none;
}
.card:nth-child(2n+1) {
margin-right: 0;
}
}
@media (max-width: 450px) {
.card {
flex-direction: column;
margin-bottom: 30px;
}
.card__img {
margin: 0 0 10px 0;
min-width: auto;
height: auto;
}
.card__title {
text-align: center;
}
}
<div class="container">
<div class="flex__wrapper">
<div class="card">
<div class="card__img">
<img src="https://picsum.photos/200/200">
</div>
<div class="card__content">
<div class="card__title">Заголовок</div>
<div class="card__text">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Odio laboriosam doloribus, itaque fugit veniam eligendi sequi ut esse ipsa quasi. Ab minima voluptatibus doloribus fugiat commodi? Sint deleniti, dicta sequi!</div>
</div>
</div>
<div class="card">
<div class="card__img">
<img src="https://picsum.photos/200/200">
</div>
<div class="card__content">
<div class="card__title">Заголовок</div>
<div class="card__text">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Accusantium blanditiis, ab quos ut cum fugit labore omnis dolor dolores minus tempore vitae odit facilis deleniti ullam illum consectetur facere non?</div>
</div>
</div>
<div class="card">
<div class="card__img">
<img src="https://picsum.photos/200/200">
</div>
<div class="card__content">
<div class="card__title">Заголовок</div>
<div class="card__text">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Rem aut neque cumque asperiores nesciunt ipsam nisi possimus obcaecati, sit ab quasi nobis deleniti sapiente quo! Sapiente esse tempore quis laborum.</div>
</div>
</div>
<div class="card">
<div class="card__img">
<img src="https://picsum.photos/200/200">
</div>
<div class="card__content">
<div class="card__title">Заголовок</div>
<div class="card__text">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Quasi rem veritatis ad commodi, tempora porro quibusdam deleniti velit corrupti, eum tempore voluptates sed dignissimos facilis aut vitae obcaecati architecto laudantium.</div>
</div>
</div>
<div class="card">
<div class="card__img">
<img src="https://picsum.photos/200/200">
</div>
<div class="card__content">
<div class="card__title">Заголовок</div>
<div class="card__text">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Vitae, ipsam quisquam velit voluptas illum labore atque nostrum laudantium minus optio voluptatibus! Veniam eligendi at nostrum, aspernatur perferendis consequuntur officia sapiente.</div>
</div>
</div>
<div class="card">
<div class="card__img">
<img src="https://picsum.photos/200/200">
</div>
<div class="card__content">
<div class="card__title">Заголовок</div>
<div class="card__text">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Modi officiis obcaecati assumenda consequuntur aperiam alias, adipisci quam esse suscipit illum, cupiditate et ducimus, optio consequatur laborum illo ea? Ad, minima?</div>
</div>
</div>
<div class="card">
<div class="card__img">
<img src="https://picsum.photos/200/200">
</div>
<div class="card__content">
<div class="card__title">Заголовок</div>
<div class="card__text">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Repellendus delectus dicta itaque soluta dolore quidem illum, consequuntur fuga. Eveniet praesentium quia perferendis. Officiis quaerat vero itaque deleniti, vel eos earum.</div>
</div>
</div>
<div class="card">
<div class="card__img">
<img src="https://picsum.photos/200/200">
</div>
<div class="card__content">
<div class="card__title">Заголовок</div>
<div class="card__text">Lorem ipsum dolor sit amet, consectetur adipisicing elit. In deleniti facere tempora pariatur dolore ipsa commodi assumenda eaque placeat animi, a possimus aperiam. Qui expedita harum saepe adipisci, blanditiis, sint?</div>
</div>
</div>
</div>
</div>
как сделать задний фон в виде круга при помощи css
В этом примере я сказал что для изображения сделай border-radius: 50%
Это даёт эту округлость для img