
* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.
* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.
강의 내용대로 결과가 안나와서요?

css 코드
.banner {
display: flex;
justify-content: space-between;
align-items: center;
width: 100%;
height: 70px;
background-color: #000;
}
.banner img {
width: 100%;
height: 100%;
object-fit: cover;
}
.close-btn {
color: #fff;
margin-right: 20px;
font-size: 20px;
}
.navigation1 {
display: flex;
justify-content: space-between;
align-items: center;
width: 100%;
height: 78px;
background-color: #000;
padding: 0 15px;
}
.left-group {
display: flex;
align-items: center;
}
.left-group img {
margin-right: 15px;
}
.search-box {
position: relative;
margin-right: 15px;
}
.search-box input[type="text"] {
width: 200px;
padding: 5px 10px;
font-size: 14px;
background-color: #fff;
border: none;
border-radius: 3px;
}
.search-box button {
position: absolute;
top: 50%;
right: 0;
transform: translateY(-50%);
padding: 5px 10px;
background-color: #000;
border: none;
border-radius: 3px;
color: #fff;
font-size: 14px;
}
.search-box button i {
color: #fff;
}
.left-group p {
margin: 0;
font-size: 12px;
color: #fff;
}
.right-group {
display: flex;
align-items: center;
}
.right-group a {
margin-right: 15px;
font-size: 18px;
font-weight: bold;
text-decoration: none;
color: #fff;
}
.right-group a.pink {
color: pink;
}
.right-group a.red {
color: red;
}
.right-group a.blue {
color: blue;
}
.navigation2 {
display: flex;
justify-content: space-between;
align-items: center;
width: 100%;
height: 51px;
background-color: #ccc;
padding: 0 15px;
}
.navigation2 .left-group a {
font-size: 14px;
font-weight: bold;
text-decoration: none;
color: #000;
}
.navigation2 .right-group span {
font-size: 14px;
color: #000;
margin-right: 10px;
}
.navigation2 .right-group a {
font-size: 14px;
font-weight: bold;
text-decoration: none;
}
.navigation2 .right-group a.blue {
color: blue;
}
.navigation3 {
display: flex;
justify-content: left;
align-items: center;
width: 100%;
height: 50px;
background-color: #fff;
border-top: 1px solid #ccc;
border-bottom: 1px solid #ccc;
padding: 0 15px;
}
.navigation3 .box-container {
display: flex;
flex-direction: row;
}
.navigation3 .left-box {
display: flex;
justify-content: center;
align-items: center;
width: 200px;
}
.navigation3 .right-box {
display: flex;
justify-content: space-between;
align-items: center;
width: 400px;
}
.navigation3 button {
width: 150px;
height: 28px;
border: 1px solid #000;
background-color: #fff;
font-size: 12px;
color: #000;
}
.navigation3 a {
font-size: 12px;
color: #000;
}
.navigation3 a:first-child {
color: blue;
}
.navigation3 a:nth-child(4) {
color: red;
}
.navigation3 a:last-child {
color: blue;
}
.navigation3 .box-container>*+* {
margin-left: 10px;
}
main {
display: flex;
flex-direction: row;
justify-content: flex-start;
align-items: stretch;
width: 100%;
}
.main-left {
display: flex;
flex-direction: column;
width: calc(100% / 6);
padding: 0 15px;
}
.main-left-top {
margin-top: 20px;
display: flex;
justify-content: space-between;
}
.main-left-top button {
width: calc(50% - 5px);
height: 40px;
border: 1px solid #ccc;
background-color: #fff;
font-size: 12px;
font-weight: bold;
color: #000;
}
.main-left-top button:first-child {
border-right: none;
}
.main-left-bottom {
margin-top: 30px;
}
.main-left-bottom button {
width: 100%;
height: 40px;
border: 1px solid #ccc;
background-color: #fff;
display: flex;
justify-content: space-between;
align-items: center;
}
.main-left-bottom button .left-text {
margin-left: 14px;
font-size: 14px;
font-weight: bold;
color: #000;
}
.main-left-bottom button .right-icon {
margin-right: 14px;
color: #ccc;
}
.main-left-bottom button:hover {
background-color: #f9f9f9;
}
.main-left-bottom button:hover .right-icon {
color: #000;
}
.main-left-bottom button:last-child {
margin-bottom: 30px;
border-bottom: none;
}
.main-left-bottom button .right-icon i {
font-size: 10px;
}
.main-right {
width: calc(83.3333%);
/* 전체 화면의 5/6 */
border-left: 1px solid #ccc;
}
.card-container {
display: flex;
flex-wrap: wrap;
width: 100%;
max-width: 1198px;
/* 6 * 200 - 2 */
margin: 0 auto;
}
.card {
width: 200px;
max-height: 287px;
background-color: #fff;
margin: 10px;
padding: 10px;
}
.rank {
margin: 0;
font-size: 12px;
font-weight: bold;
color: #000;
}
.title,
.description,
.price {
margin: 5px 0;
font-size: 12px;
color: #000;
}
.title {
font-weight: bold;
}
.price {
font-weight: bold;
margin-top: 10px;
}
어디 부분이 잘못 됐는지요?
강의내용 캡처사진

위와 같은 결과가 나와야 합니다.
