body {
    overflow-y: scroll;
}

h3 {
    margin-top: 15px;
}

.index-body {
    font-weight: lighter;
    background: #fff;
    padding-bottom: 100px;
}

.main {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.main > div {
    margin: 10px;
    padding: 10px;
    width: 220px;
    font-size: 18px;
    color: #2e0707;
    text-align: center;
    background: #f6f3eb;

}

.main > div > p {
    margin-bottom: 0;
}

.glyphicon-fire {
    color: red;
}

.join_ChatGPT {
    margin: 0;
    padding: 0;
    width: 100%;
    background: #d9eee1;
}

#front-end-box {
    position: relative;
    width: 100%;
    height: 270px;
    overflow: hidden;
}
#web-framework-box {
    position: relative;
    width: 100%;
    height: 340px;
    overflow: hidden;
}

.profile_box {
    position: absolute;
    left: 0;
    display: flex;
    width: 1554px;
}
.profile_img_box {
    background: url("/static/img/profile_bg.png") repeat-x;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.profile_box>div {
    width: 518px;
    height: 270px;
}


.btn-yuanbian {
    display: block;
    margin-bottom: 10px;
    padding-left: 15px;
    width: 200px;
    line-height: 35px;
    height: 35px;
    background: #08925d;
    color: #fff;
    border-radius: 15px;
}

.btn-yuanbian:link, .btn-yuanbian:visited, .btn-yuanbian:hover, .btn-yuanbian:active {
    color: #fff
}

.btn-yellow {
    background: #A4A436;
}

.btn-black {
    background: black;
    /*display: none;*/
}

.btn-pink {
    background: pink;
    /*display: none;*/
}

.btn-blue {
    background: #3676a4;
}

.language-python-area {
    background: #d9eee1;
}

.language-html-area {
    background: #fff4a3;
}

.language-css-area {
    background: #f3ecea;
}

.language-javascript-area {
    background: #282a35;
    color: #fff;
}

.language-sql-area {
    background: #96d4d4;
}

.search-form {
    margin: 0;
    padding: 0;
}
.search-form>.keyword {
     margin: 0;
    padding: 0 15px;
    display: inline-block;
    height: 45px;
    line-height: 45px;
    width: 80%;
    border: 0;
    border-radius: 10px 0 0 10px;
}
.search-form>.search-btn {
     margin: 0;
    padding: 0;
    display: inline-block;
    height: 45px;
    line-height: 45px;
    border: 0;
    width: 20%;
    border-radius: 0 10px 10px 0;
    color:#fff;
    background: black;
}