*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html{
    scroll-behavior: smooth;
}
body{
    color: #000000;
    font-size: 1.3rem;
    font-weight: 500;
    font-family: 'Montserrat Alternates', sans-serif;
}
h3{
    font-size: 2.5rem;
    font-weight: 600;
}
.menu-mob{
    display: none;
}
header{
    width: 100%;
    height: 55px;
    padding: 0 65px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #D1D1D1;
    background-color: #fff;
    position: fixed;
    z-index: 99;
}
.container{
    padding: 85px 0px 0 65px ;
    overflow: hidden;
    /* background: url(./images/home-img.svg) no-repeat;
    background-position: calc(100% - 45px) 100%;
    background-size: 50%; */
}
header nav{
    display: flex;
    width: 45%;
    justify-content: space-between;
    align-items: center;
}
header nav > li{
    list-style: none;
}
header nav > li a{
    text-decoration: none;
    color: #000000;
    font-size: 0.9rem;
}
.home{
    width: 100%;
    display: flex;
    justify-content: space-between;
}
.home > .text{
    width: 60%;
    display: flex;
    flex-direction: column;
    row-gap: 1rem;
    padding-bottom: 35px;
}
.home > .text h2{
    font-size: 3rem;
    font-weight: 700;
}
.home > .text h1{
    font-size: 4rem;
    font-weight: 400;
    line-height: 60px;
}
.home > .text h4{
    font-weight: 600;
}
.home > .text ul{
    display: flex;
    flex-direction: column;
    row-gap: 10px;
}
.home > .text ul li{
    font-style: italic;
    font-weight: 900;
    list-style: none;
}
.home > .text ul li::before{
    content: "\2022";
    color: #66BFFF;
    font-weight: bold; 
    display: inline-block;
    width: 1em;
}
/* .tablet-home-img{
    width: 80%;
} */
.tablet-home-img {
    width: 80%;
    height: auto;
    display: block;
    margin: 0 auto;
    opacity: 0; /* Начальная прозрачность, чтобы изображение было невидимым до начала анимации */
    transform: translateX(100%); /* Начальное положение за правой границей экрана */
    animation: slideIn 1s forwards; /* Длительность 1 секунда, forward для сохранения состояния после анимации */
}

@keyframes slideIn {
    to {
        opacity: 1; /* Конечная прозрачность */
        transform: translateX(0); /* Положение при завершении анимации, выезжает справа на лево */
    }
}

.join-btn{
    display: block;
    width: 280px;
    height: 55px;
    background-color: #000000;
    color: #ffff;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 5px;
}
.padding{
    padding: 65px;
    background: url(./images/bg-dots.png) no-repeat;
    background-size: cover;
}
.about{
    color: #ffff;
    width: 100%;
}
.about > img{
    width: 100%;
}
.about > .row{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}
.about > .row .text{
    display: flex;
    flex-direction: column;
    row-gap: 2rem;
    width: 48%;
}
.about > .row .text p{
    font-weight: 400;
    line-height: 1.3;
}
.db-mob{
    display: none;
}
.about > .row .desc{
    display: flex;
    flex-direction: column;
    row-gap: 2rem;
    width: 50%;
}
.about > .row .desc p{
    background-color: #FFFFFF66;
    padding: 20px;
    border-radius: 15px;
    font-size: 1rem;
}
.about > .row .desc p span{
    color: #66BFFF;
    font-size: 1.5rem;
}
.studing-container{
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.studing{
    width: 85%;
    background-color: #ffffff1f;
    border-radius: 30px;
    border: 0.3px solid #D1D1D1;
    padding: 30px;
    backdrop-filter: blur(5px);
}
.studing img{
    width: 100%;
}
.studing > .row{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}
.studing > .row img{
    transform: rotateX('45deg');
    height: 1.5rem;
    width: auto;
}
 .bg{
    background: #ffffff;
    padding: 65px 65px 0 65px;
}
.courses h3{
    margin-bottom: 2rem;
}
.courses > .row{
    display: flex;
    justify-content: space-between;
    align-items: center;
    column-gap: 2rem;
}  
.courses > .row .bl{
    width: 50%;
    box-shadow: 0px 0px 24px 0px rgba(159, 159, 159, 0.82);
    border-radius: 30px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    row-gap: 2rem;
    transform: scale(1);
    transition: all ease 0.3s;
}
.courses > .row .bl:hover{
    transform: scale(1.04);
}
.img-row{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.courses > .row .bl h4{
    font-weight: 600;
}
.courses > .row .bl p{
    text-align: center;
    font-size: 1rem;
    line-height: 1.1;
}
.courses > .row .bl > .black{
    align-self: center;
}
.bl-black{
    background-color: #000000;
    color: #ffffff;
}
.white{
    background-color: #fff;
    color: #000;
}
.bl-black > a{
    align-self: center;
}
.w100{
    width: 85%;
    margin-top: 5rem;
}
.questions-block{
    width: 100%;
}
.dots-bg{
    width: 100%;
    margin-bottom: -10px;
}
.questions{
    background-color: #000000;
    padding: 3rem 65px;
    display: flex;
    flex-direction: column;
    row-gap: 2rem;
}
.questions > h3{
    color: #ffffff;
}
.question-cont{
    overflow: hidden;
}
.question{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #fff;
    border-radius: 15px;
    padding: 25px 35px;
    z-index: 2;
}
.answer{
    width: 100%;
    background-color: #cfcfcf;
    border-radius: 15px;
    padding: 25px 35px;
    line-height: 1.5;
    display: none;
}
.answer-active{
    display: block;
}
.rewievs{
    padding: 65px;
    background-color: #000000;
    display: flex;
    flex-direction: column;
}
.rewievs > h3{
    color: #ffffff;
    margin-bottom: 2rem;
}
.rewievs > .row{
    width: 65%;
    margin-top: 2rem;
    align-self: center;
    display: flex;
    justify-content: flex-end;
}
.swiper{
    width: 65%;
}
.swiper-slide{
    margin-bottom: 2rem;
}
.swiper-slide > .cont{
    padding: 25px;
    background-color: #fff;
    border-radius: 15px;
}
.swiper-slide > .cont .row{
    display: flex;
    align-items: center;
    column-gap: 10px;
    margin-bottom: 1rem;
}
.swiper-slide > .cont .row h4{
    font-weight: 600;
    font-size: 1.5rem;
}
.swiper-slide > .cont p{
    font-size: 1rem;
}
.my-bullet{
    display: inline-block;
    width: 10px;
    height: 5px;
    border-radius: 2px;
    background-color: #fff;
    margin-right: 5px;
    cursor: pointer;
}
.my-bullet-active{
    width: 30px;
    background-color: #66BFFF;
}
.join-us{
    padding: 0 65px 45px 65px;
    background-color: #000;
    position: relative;
}
.join-us > h3{
    color: #ffffff;
    margin-bottom: 2rem;
}
.join-bl{
    width: 100%;
    background-color: #fff;
    border-radius: 20px;
    padding: 25px;
    margin-bottom: 2rem;
}
.join-bl > h4{
    font-size: 2rem;
    font-weight: 600;
}
.join-bl > h4 span{
    color: #66BFFF;
    margin-bottom: 1rem;
}
.join-bl > p{
    font-size: 1rem;
    margin-bottom: 1.5rem;
}
.join-bl > h5{
    color: #D1D1D1;
    font-size: 1rem;
    font-weight: 600;
}
.join-bl > h3{
    font-size: 4rem;
    font-weight: 600;
}
.join-bl >.img{
    width: 43%;
    position: absolute;
    top: 0;
    right: 10%;
}
.join-us > .row{
    display: flex;
    justify-content: space-between;
    align-items: center;
    column-gap: 2rem;
}
.join-us > .row form, .telegram-bl{
    width: 50%;
    display: flex;
    flex-direction: column;
    row-gap: 25px;
}
.join-us> .row form input{
    width: 100%;
    height: 70px;
    border-radius: 15px;
    border: 2px solid #fff;
    padding: 15px;
    color: #ffffff;
    background: #000;
    font-size: 1.3rem;
    font-weight: 500;
    font-family: 'Montserrat Alternates', sans-serif;
    outline: none;
}
.join-us > .row form button{
    display: block;
    width: 280px;
    height: 55px;
    background-color: #ffffff;
    color: #000000;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 5px;
    font-family: 'Montserrat Alternates', sans-serif;
    font-size: 1.3rem;
    font-weight: 500;
    border: none;
    outline: none;
}
.telegram-bl > .text{
    width: 100%;
    height: 266px;
    padding: 25px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background-color: #fff;
    border-radius: 15px;
}
.telegram-bl > .text span{
    font-size: 2rem;
    color: #66BFFF;
    font-weight: 600;
}
.icons-row{
    display: flex;
    column-gap: 25px;
}
footer{
    width: 100%;
    padding: 35px 65px 45px 65px;
}
footer > .row{
    width: 70%;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}
footer > .row .row-logo{
    display: flex;
    column-gap: 10px;
    align-items: center;
}
footer > .row .col ul{
    display: flex;
    flex-direction: column;
    row-gap: 1rem;
}
footer > .row .col ul a{
    font-size: 1rem;
    font-weight: 600;
    color: #000;
    text-decoration: none;
}
footer > .row .col ul a img{
    margin-right: 10px;
}
.studing-blocks{
    display: none;
}
.get-mob{
    display: none;
}
/*  */
.hamburger-menu{
    display: none;
    width: 50px;
    height: 50px;
    position: relative;
    z-index: 999;
}
.hamburger-menu span, .hamburger-menu span::before, .hamburger-menu span::after{
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -1.5px;
    margin-left: -15px;
    width: 30px;
    height: 3px;
    background-color: #000000;
}
.hamburger-menu span::before, .hamburger-menu span::after{
    content: '';
    display: block;
    transition: 0.3s;
}
.hamburger-menu span::before{
    transform: translateY(-9px);
}
.hamburger-menu span::after{
    transform: translateY(9px);
}
.hamburger-active span{
    height: 0;
}
.hamburger-active span::before{
    transform: rotate(45deg);
}
.hamburger-active span::after{
    transform: rotate(-45deg);
}
/*  */
.menu-mob{
    right: 0;
    top: 0;
    position: absolute;
    z-index: 999;
    width: 100%;
    background-color: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: center;
    row-gap: 10px;
    padding: 15px;
    transition: 0.4s;
    transform: translateX(100%);
    border: 1px solid #000;
}
.menu-mob > li{
    list-style: none;
}
.menu-mob > li a{
    text-decoration: none;
    color: #000000;
    font-size: 0.9rem;
}
.menu-mob-active{
    transform: translateX(0);
}
/*  */



@media (min-width: 1370px){
    .join-bl > .img {
        width: 33%;
        position: absolute;
        top: -10%;
        right: 15%;
      }
}
@media (max-width: 1000px) {
    body{
        font-size: 1rem;
    }
    header nav{
        width: 65%;
    }
    .home > .text h2{
        font-size: 2rem;
    }
    .home > .text h1{
        font-size: 3rem;
    }
}
@media (max-width: 850px){
    header{
        padding: 0 35px;
    }
    header nav{
        width: 70%;
    }
    .container{
        padding: 35px 35px 0 35px;
        background-position: calc(100% - 25px) 100%;
        background-size: 60%;
    }
    .home > .text{
        width: 100%;
    }
    .padding, .rewievs, .join-us, footer{
        padding: 35px;
    }
    .bg{
        padding: 35px 35px 0 35px;
    }
    .img-row > .icon-python{
        width: 40%;
    }
    .line-icon{
        max-height: 8rem;
    }
    .questions{
        padding: 2rem 35px;
    }
    .swiper, footer > .row {
        width: 80%;
      }
      .join-bl{
        position: relative;
      }
      .join-bl > .img{
        right: 0;
      }
      .join-bl > p{
        width: 45%;
      }
}
@media (max-width: 600px){
    .menu-mob{
        display: flex;
    }
    .hamburger-menu{
        display: block;
    }
    h3{
        font-size: 2rem;
    }
    header{
        border: none;
        padding: 0 25px;
    }
    header nav{
        display: none;
    }
    .rewievs, .join-us, footer, .questions{
        padding: 25px;
    }
    .container{
        padding: 65px 25px 0 25px;
    }
     .bg{
        padding: 25px 25px 0 25px;
    }
    .container{
        background: none;
    }
    .home, .about > .row, .join-us > .row{
        flex-direction: column;
    }
    .tablet-home-img{
        display: block;
        width: 100%;
        align-self: center;
    }
    .tablet-home-img.animate-slide-in {
        opacity: 1;
        transform: translateX(0);
    }
    .home > .text h1{
        line-height: 1.2;
    }
    .home > .text ul li{
        font-style: normal;
        font-weight: normal;
    }
    .join-btn{
        align-items: center;
    }
    .about > .row .text, .about > .row .desc, .courses > .row .bl, .swiper, .join-us > .row form, .join-us > .row form button, .telegram-bl, .swiper, footer > .row,  .studing{
        width: 100%;
    }
    .about > .row .text{
        margin-bottom: 2rem;
    }
    .dn-mob, .studing-img, .close-icon{
        display: none;
    }
    .db-mob{
        display: flex;
        justify-content: center;
        align-items: center;
        align-self: center;
        margin-top: 2rem;
    }
    .studing{
        padding: 15px;
        padding-bottom: 3rem;
        border-radius: 15px;
    }
    .studing-blocks, .courses > .row{
        width: 100%;
        display: flex;
        flex-direction: column;
        flex-wrap: wrap;
        row-gap: 50px;
    }
    .studing-blocks > .bl{
        width: 100%;
        border-radius: 15px;
        background-color: #fff;
        color: #000;
        padding: 15px;
        position: relative;
    }
    .studing-blocks > .bl::after{
        content: '';
        width: 24px;
        height: 50px;
        background: url(./images/studing-arrow.svg) no-repeat;
        background-size: cover;
        position: absolute;
        bottom: -3rem;
        left: calc(50% - 12px);
    }
    .studing-blocks > .bl:last-child::after {
        display: none;
    }
    .studing-blocks > .bl h5{
        font-weight: 600;
        font-size: 1.2rem;
        margin-bottom: 1.2rem;
    }
    .studing-blocks > .bl p{
        font-weight: normal;
    }
    .padding{
        padding: 25px 25px 75px 25px;
        background: url(./images/bg-dots-mob.png) no-repeat;
        background-size: cover;
    }
    .courses > .row .bl{
        padding: 30px 15px;
    }
    .courses, .join-us > .row form{
        margin-bottom: 2rem;
    }
    .w100{
        display: none;
    }
    .get-mob{
        display: block;
        width: 100%;
    }
    .questions{
        row-gap: 1rem;
    }
    .question, .answer{
        padding: 20px 15px;
    }
    .swiper-slide{
        margin-bottom: 1rem;
    }
    .swiper-slide > .cont, .join-bl{
        padding: 15px;
    }
    .join-us > .row form button{
        align-self: center;
    }
    .telegram-bl > .text{
       align-items: center;
       justify-content: space-around;
    }
    .telegram-bl > .text p{
        text-align: center;
    }
    .telegram-bl > .text > a{
        width: 80%;
        color: #000;
        background-color: #fff;
        border: 1.5px solid #000;
    }
    .icons-row{
        justify-content: center;
    }
    .join-bl > h3{
        font-size: 3.5rem;
    }
    .join-bl > p{
        width: 55%;
    }
    .join-bl > h4{
        font-size: 1.3rem;
        margin-bottom: 1rem;
    }
    .join-bl > .img {
        width: 54%;
        top: 32px;
        right: -7%;
      }
      footer > .row > .col:last-of-type{
        display: none;
      }
      footer > .row .col ul a{
        font-size: 0.7rem;
      }
}