* {
    box-sizing: border-box;
}

#title {
    font-size: 60px;
    font-weight: 600;
}

body {
    margin: 0;
    font-family: 'B lotus';
    font-weight: 600;
    line-height: 1.7;
    font-size: 30px;
    background: black;
    text-align: center;
    direction: rtl;
}

h1 {
    margin: 32px 0;
    font-size: 37px;
    color: red;
}

p {
    margin: auto 100px 30px 100px;
    color: #e9e9e9;
    line-height: 2;
    font-size: 20px;
    font-family: 'B lotus';
}

figcaption {
    text-align: center;
    color: #00bfff;
    font-size: 25px;
}

.def {
    margin: 16px;
    padding: 10px;
    border: 2px solid #cdcdcd;
    border-radius: 5px;
    color: black;
    background-color: white;
}

.main_desc {}

.carousel-inner img {
    width: 100%;
    height: 100%;
}

.carousel {
    width: 50%;
    margin: auto;
}

.carousel-item {
    height: 25rem;
}

.topnav {
    display: flex;
    align-items: center;
    background-color: #e9e9e9;
    direction: ltr;
}

.topnav a {
    float: left;
    display: block;
    background-color: #2196F3;
    color: white;
    text-align: center;
    padding: 14px 16px;
    font-size: 17px;
}

.topnav a:hover {
    background-color: #1879be;
}

._header {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: auto;
}

.search {
    background: #2196f3;
    cursor: pointer;
    border: 0;
    border-radius: 50%;
    height: 48px;
    color: white;
    width: 48px;
    vertical-align: middle;
    justify-content: center;
    margin: auto;
    display: flex;
    align-items: center;
}

._search_icon {
    font-size: 24px;
}

.topnav input {
    padding: 6px;
    margin: 2px 5px;
    font-size: 17px;
    border: none;
}

a {
    text-decoration: none
}

img {
    width: 400px;
}

.logo {
    width: 48px;
    height: 48px;
    margin-right: 0;
}


@media screen and (max-width: 600px) {

    .topnav a,
    .topnav input[type=text],
    button {
        float: none;
        display: block;
        text-align: left;
        width: 100%;
        margin: 0;
        padding: 14px;
    }

    .topnav input[type=text] {
        border: 1px solid #ccc;
    }
}