*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: sans-serif
}


.header{
    display: flex;
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
    justify-content: space-between;
    align-items: center;
    height: 85px;
    padding: 5px 10%;
}
.header .logo{
    display: flex;
    align-items: center;
}

.header .nav-links{

    list-style: none;
}

.header .nav-links li{
    display: inline-block;
    margin-left: 20px;
    padding: 0 20px;
}

.header .nav-links li a{
    color: #fff;
    text-decoration: none;
}

.header .btn button{
    color: #6b6969;
    padding: 9px 25px;
    background-color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    
    
}


.header .logo img{
    width: auto;
    height: 50px;
    margin-right: 10px;
}
.card-container{
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 100px;
    padding-bottom: 100px;
}
.card{
    width: 300px;
    background-color: #f4f4f4;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.3);
    margin: 10px;
}
.card img{
    width: 100%;
    height: 300px;
    object-fit: cover;
}
.contenido-tarjeta{
    padding: 20px;
}
.contenido-tarjeta h3{
    font-size: 24px;
    margin-bottom: 10px;
}
.contenido-tarjeta p{
    color: #666;
    font-size: 15px;
    line-height: 1.3;
}
.contenido-tarjeta .btn{
    display: inline-block;
    padding: 10px 20px;
    background-color: #333;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 10px;
    cursor: pointer;
    
}

.footer{
    background-color: #333;
    color: white;
    text-align: center;
    padding: 5px 0;
    bottom: 0;
    width: 100%;
    display: block;
}

.footer img{
    width: 50px;
    height: 50px;
    margin-right: 10px;
}