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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #4a0e0e; 
    color: #fff9c4; 
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    padding: 40px 20px;
    line-height: 1.6;
    overflow-x: hidden;
    justify-content: center;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("../images/mouthwashing.jpg");
    background-size: cover;
    opacity: 0.5;
    z-index: -1;
}

h1 {
    font-size: 3.5rem;
    color: #fff9c4;
    margin-bottom: 15px;
    text-transform: uppercase;
    text-shadow: 3px 3px 0px #801818;
    text-align: center;
}

p {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: #f0e68c;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
    text-align: center;
}

.caixa {
    background-color: rgba(128, 24, 24, 0.85);
    padding: 25px;
    border-radius: 15px;
    border-left: 8px solid #fff9c4;
    margin-bottom: 40px;
    max-width: 600px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.caixa h2 {
    font-size: 1.0rem;
    font-weight: 500;
    text-align: center;
}

.botoes {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    width: 100%;
    max-width: 600px;
    margin-bottom: 40px;
}

.botao {
    background-color: #fff9c4;
    color: #4a0e0e;
    text-decoration: none;
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
    flex: 1 1 140px; 
    text-align: center;
}

.botao:hover {
    background-color: #fdf2f2;
    color: #801818;
    border-color: #fff9c4;
    transform: scale(1.1);
}

a img {
    display: block;
    margin: 20px auto;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 5px solid #8f3d38;
    box-shadow: 0 8px 25px rgba(0,0,0,0.6);
    transition: all 0.4s ease;
}