body {
    padding: 100px;
    background: linear-gradient(-45deg, #eeeb52, #c53ce7, #23a6d5, #23d5ab);
    font-family: 'Open Sans', 'Arial', sans-serif;
    height: 100vh;
    background-size: 1000% 1000%;
    animation: gradient 15s ease infinite;
    font-style: italic;
    font-size: 25px;
    color: #f0f8ffe5;
    text-shadow: 1px 1px 2px #00000091;
}

@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.conteiner {
    max-width: 1400px;
    margin: auto;
    padding: 60px 45px;
    background: #f0f8ff71;
    border-radius: 40px;

}

/* _______________________________ */

.cat img {
    border-radius: 100%;
    width: 30%;
    max-width: 250px;
}

.cat {
    align-items: center;
    justify-content: center;
    display: flex;
}

/* _______________________________ */

.main {
    padding: 50px 0;
}

.main__title h1 {
    font-size: 50px;
    text-transform: uppercase;
    text-align: center;
}

.main__text {
    padding: 30px 0 15px;
}

.main__text u {
    transition: all .3s;
}

.main__text u:hover {
    color: #a3a1a19f;
}

pre {
    background: #ffffff65;
    color: #39393989;
    font-weight: 700;
    line-height: 20px;
    border: 2px solid #f0f8ff71;
    border-left: 4px solid #bebebe7a;
    overflow: auto;
    font-size: 20px;
    border-radius: 10px;
    font-style: normal;
    padding: 15px;
    letter-spacing: 3px;
    text-shadow: none;
}

.main__code-js {
    font-size: 13px;
    text-align: justify;
    color: #39393989;
}

/* _______________________________ */

.footer {
    padding-top: 100px;
}

/* ______________________________ */

.button {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    font-size: 23px;
    line-height: calc(20px / 16px);
    background: #ffffff65;
    height: 56px;
    width: 100%;
    max-width: 288px;
    border-radius: 100px;
    transition: all .5s;
    margin: 0 auto;
    text-shadow: 1px 1px 2px #070707;
    font-style: normal;
    margin-top: 15px;
}

.btn-2:hover {
    color: var(--white);
    background: linear-gradient(-45deg, #eeeb5259, #c53ce757, #23a5d556, #23d5ab63);
    text-shadow: 1px 1px 2px #00000057;
    background-size: 1000% 1000%;
    animation: gradient 7.5s ease infinite;
}

/* _______________________ */

.button-modal {
    max-width: 300px;
    cursor: pointer;
}

.modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #070707ce;
    z-index: 2;
    color: #f0f8ffe5;
    text-shadow: 1px 1px 2px #00000091;
}

.modal__window {
    position: relative;
    width: 50vw;
    min-height: 40vh;
    padding: 150px 20px 20px;
    background: linear-gradient(-45deg, #eeeb5259, #c53ce757, #23a5d556, #23d5ab63);
    border-radius: 20px;
    background-size: 1000% 1000%;
    animation: gradient 7.5s ease infinite;
    text-align: center;
}

.modal__close-btn {
    font-style: normal;
    position: absolute;
    top: 20px;
    right: 15px;
    width: 30px;
    height: 30px;
    font-size: 30px;
    font-weight: 700;
    background: none;
    border: none;
    cursor: pointer;
    color: #f0f8ffe5;
    text-shadow: 1px 1px 2px #00000091;
}

/* ___________________________ */

.close-m {
    z-index: -2;
    background: none;
}

.close-mw {
    z-index: -2;
    background: none;
    color: #ffffff00;
    text-shadow: none;
}

.close-btn {
    z-index: -2;
    color: #ffffff00;
    text-shadow: none;
}