body{
font-family: Arial;
background:#e6e6e6;
margin:0;
}

header{
background:linear-gradient(90deg,#0e7fa6,#2ab7d6);
color:white;
text-align:center;
padding:20px;
}

.container{
width:900px;
margin:auto;
background:white;
padding:20px;
margin-top:20px;
border-radius:8px;
}

table{
width:100%;
border-collapse:collapse;
}

th,td{
padding:10px;
border-bottom:1px solid #ddd;
text-align:center;
}

th{
background:#f1f1f1;
}

input,textarea{
width:100%;
padding:8px;
margin-top:5px;
margin-bottom:10px;
}

textarea{
height:100px;
}

button{
background:#3498db;
color:white;
border:none;
padding:8px 15px;
cursor:pointer;
border-radius:4px;
}

button:hover{
background:#217dbb;
}

.clase{
border:1px solid #ccc;
padding:10px;
margin-bottom:10px;
}