body {
    background: linear-gradient(90deg, #080606,#04ac0c);
    
} 

.btn-voltar {
    display: none; /* só exibe em tablets e celulares */
    position: fixed;
    top: 15px;
    left: 15px;
    padding: 0.3rem 0.8rem;
    font-size: 0.8rem;
    background: rgba(0,0,0,0.5);
    color: #4fc455;
    border: 1px solid #393c39;
    border-radius: 4px;
    cursor: pointer;
    z-index: 9999;
    transition: 0.3s;
}

.btn-voltar:hover {
    background: #4fc455;
    color: #000;
}
.circulo {
    position: absolute;
    top: 13px;
    width: 10px;
    height: 10px;
    border: 1px solid white;
    border-radius: 50px;
    margin-left: 12%;
    margin-top: 3%;
    
}
 
 
.celular {
    display: grid;
    grid-template-columns: 1fr 1fr;
   
}

.prim {
   
    top: 13px;
    position: relative;
    top: 13px;
    width: 290px;
    height: 470px;
    border: 1px solid white;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    font-size: 70%;
    margin-left: 3%;
    margin-top: 2%;
    color: white;

}

h3 {
    padding-left: 37%;
    padding-top: 15%;
}

.image {
    position: absolute;
    width: 100px;
    padding-left: 15%;

}

img {
    width: 100px;
    padding-left: 55%;
}

.melhor {
    padding-top: 3%;
    padding-left: 15%;
}

.p {
   margin-top: -8%;
   padding-left: 60%;
   font-size: 90%;
}

.list {
    padding-top: 3%;
    padding-left: 20%;
    font-size: 90%;
    font-weight: bolder;
}

.seg {
    font-size: 70%;
    padding-top: 15%;
    padding-bottom: 6%;
    color: white;
 
}

.terc {
    margin-left: 1%;
}



footer {
    background: white;
    color:black;
    margin-top: 0.9%;
    margin-left: -0.6%;
    margin-right: -0.5%;
    margin-bottom: -10%;
    padding-top: 1%;
    padding-bottom: 3%;
    font-weight: bolder;
}

span {
    color: #04ac0c;
    font-weight: bolder;
}

@media (max-width: 550px) {
    body {
        overflow-x: hidden;
    }
    * {
        margin: 0;
    }
    .btn-voltar {
        display: block;
    }
    footer {
        padding: 0;
        width: 100.6%;
        margin-top: -31%;
    }
    .terc {
        margin-top: 35.5%;
    }
    .celular {
        grid-template-columns: none;
    }
    .seg {
       text-align: center;
       margin: -240% 0 0 0;
       

    }
    .prim {
        margin-left: 10%;
        margin-top: 60%;
        top: 25px;
        width: 80%;
        height: 600px;
    }
    .circulo {
        position: absolute;
        margin: 70% 0 0 50%;
    }
    .list {
        position: absolute;
        margin-top: 23%;
        font-size: 15px;
    }
    .p {
        position: absolute;
        margin-top: 10%;
    }
    .melhor {
        position: absolute;
        margin-top: 7%;
    }
    .image {
        margin-top: 10%;
        width: 35%;
    }
    img {
        margin-top: 10%;
        width: 35%;
    }
    
}