body {
    margin: 0;
    font-family: 'Times New Roman', sans-serif;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 20px;
    background-color: rgba(0, 0, 0, 0.7);
    color: #fff;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 10;
}

.header_logo img {
    align-items: center;
    max-width: 75px;
}
.lenta{
    display: table-column;
}

.lenta_B{
    width: 45vw; 
    height: 30px; 
    color: #fff;
    font-size: 1.2rem;
    margin-left: 5vw;  
}

.red_button {
    display: inline-block;
    background-image: url('red_button.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    width: 200px;
    height: 100px;
    color: white;
    text-align: center;
    line-height: 100px;
    border: none;
    cursor: pointer;
    transition: transform 0.3s;
}

.red_button:hover {
    transform: scale(1.05);
}

.nav {
    display: flex;
    align-items: center;
}

.nav_list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    padding-right: 50px;
    justify-content: center;
    flex: 1;
}

.nav_item {
    margin-top: 10px;
    margin-bottom: 10px;
    margin-left: 3px;
    margin-right: 2px;
}

.nav_item a {
    color: #fff;
    text-decoration: none;
    font-size: 1rem;
    padding: 10px;
}

.nav_item a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 5px;
}

.burger_menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
    top: 20px;
    padding-right: 65px;
    z-index: 11;
}

.burger_menu span {
    width: 45px;
    height: 7px;
    background-color: #fff;
    margin: 5px 0;
}

.lenta_box_zapros {
    max-width: 70%;
    height: auto;
    background-color: #6699cc;
    padding: 2vw;
    border-radius: 10px;
    margin-top: 3vw;
    margin-left: auto;
    margin-right: auto;
}
.M_text{
    font-size: 1.6vw;
    width: 40vw;
    margin-left: 5vw;
}
.lenta_box_10 {
/*    display: inline-block;*/
    max-width: 50%;
    margin-left: auto;
    margin-right: auto;
}
.lenta_box_11 {
    max-width: 55%;
    margin-left: auto;
    margin-right: auto;
}
.lenta_box_12 {
    display: flex;
    max-width: 85%;
    margin-left: auto;
    margin-right: auto;
}
.lenta_box_13 img{
    margin-left: 3%;
    margin: right 3%;
    float: right;
}
.lenta_box_14 img{
    float: right;
}
.Text_T_1{
    font-size: 1.6rem;
}

.Text_T_2{
    font-size: 1rem;
}

@media (max-width: 1170px) {
    .lenta_box_10 {
    /*    display: inline-block;*/
        max-width: 86%;
    }
    .lenta_box_11 {
        max-width: 78%;
    }
    .lenta_box_12 {
        display: flex;
        max-width: 70%;
    }
    .lenta_box_13 img{
        float: left;
    }
    .lenta_box_13 img{
        float: right;
    }
    .Text_T_1{
        font-size: 1.2rem;
    }

    .Text_T_2{
        font-size: 0.8rem;
    }
    .nav_list {
        flex-direction: column;
        display: none;
        width: 100%;
        background-color: rgba(0, 0, 0, 0.9);
        position: absolute;
        top: 85px;
        left: 0;
        z-index: 9;
    }

    .red_button {
        width: 200px;
        height: 75px;
        line-height: 75px;
    }

    .header_logo img {
        max-width: 70px;
    }

    .nav_list.active {
        display: flex;
    }

    .nav_item {
        margin: 10px 0;
    }

    .burger_menu {
        display: flex;
    }
}

@media (max-width: 480px) {
    .lenta_box_10 {
        margin-top: 20%;
    /*    display: inline-block;*/
        max-width: 90%;
    }
    .lenta_box_11 {
        max-width: 86%;
    }
    .lenta_box_12 {
        display: flex;
        max-width: 80%;
    }
    .lenta_box_13 img{
        float: left;
    }
    .lenta_box_13 img{
        float: right;
    }
    .Text_T_1{
        font-size: 1.1rem;
    }
    .Text_T_2{
        font-size: 0.7rem;
    }


    .M_text{
      font-size: 3.2vw;  
      width: 70vw;
    }
.lenta_B{
    width: 30vw; 
    height: 16vw; 
    color: #fff;
    font-size: 0.6rem;
    margin-left: 5vw;  
}
    .nav_item a {
        font-size: 0.9rem;
    }

    .header {
        padding: 5px 10px;
    }
}
.lenta {
    position: absolute;
    top: 5vw;
    left: 0;
    width: 100%;
    height: 100%;
    display: table-column;
    justify-content: center;
    align-items: center;
}

.lenta_box_zapros {
    width: 90%;
    height: auto;
    background-color: #6699cc;
/*    padding: 2vw;*/
    border-radius: 10px;
}

.input_box {
    width: 45%;
    padding: 10px;
    border: 0;
    color: #333333;
    box-shadow: 0 0 15px 4px rgba(0, 0, 0, 0.06);
    margin-bottom: 1vw;
}

button {
    padding: 10px;
    border: none;
    background-color: #333;
    color: #fff;
    font-size: 1.4vw;
    border-radius: 5px;
    width: 30%;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #555;
}

*:focus {
    outline: none !important;
}