* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.bt {
    text-align: left;
    margin-top: 5%;
    margin-left: 5%;
    display: flex;
}

.bt h1 {
    font-size: 2.2rem;
}

.bt p {
    font-size: 1.2rem;
    margin-top: 1%;
    line-height: 160%;
}

.bt img {
    width: 300px;
    height: 400px;
    border-radius: 8px;
}

.bt div {
    margin-left: 5%;
    width: 60%;
}

.a {
    margin-top: 6%;
}

.b {
    margin-top: 5%;
}

.c {
    margin-top: 2%;
}

@media screen and (max-width: 600px) {
    .bt {
        display: block;
        margin-top: 10%;
    }

    .a {
        margin-top: 0;
    }

    .b {
        margin-top: 0;
    }

    .c {
        margin-top: 0;
    }

    .d {
        margin-top: 0;
    }

    .bt h1 {
        text-align: center;
    }

    .bt p {
        text-align: center;
        position: relative;
        left: 21%;
        margin-bottom: 10%;
    }

    .bt img {
        position: relative;
        left: 5%;
    }

    .bt h1 {
        position: relative;
        left: 22%;
    }
.bt a {
    position: relative;
    left: 35%;
    text-align: center;
    background-color: rgb(109, 124, 43);
    color: aliceblue;
    padding: 10px 30px;
    font-size: 1.3rem;
    text-decoration: none;
    transition: 0.5s;
}
    .bt{
        margin-bottom: 10%;
    }
}