.header {
    height: 150px;
    background: rgb(25, 173, 173);
    color: white;
    justify-content: center;
    display: flex;
}
.kantin {
    display: block;
    padding: 12px 24px;
    color: white;
   font-size: 10px;
   font-weight: bold;
   border-radius: 30px;
   text-decoration: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    margin: auto;
    max-width: 30%;
    height: auto;
}
.kantin:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2);
}
.kantin:active {
    transform: translateY(1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}
section {
    margin: 20px;
     padding: 10px;
     background-color: #e0e2e1;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.foto {
display: inline-block;
    padding: 12px 24px;
    color: white;
   font-size: 10px;
   font-weight: bold;
   border-radius: 30px;
   text-decoration: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    margin: auto;
    max-width: 30%;
    height: auto;
}
.foto:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2);
}
.foto:active {
    transform: translateY(1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}
nav {
    background-color: rgb(91, 197, 197);
}
nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
}
nav ul li {
    position: relative;
}
nav a {
    display: block;
    padding: 14px 20px;
    color: rgb(235, 243, 242);
    text-decoration: none;
}
nav a:hover {
    background-color: rgb(45, 146, 146);
}
nav ul ul {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: rgb(103, 173, 173);
    display: none;
    min-width: 180px;
    flex-direction: column;
    z-index: 99;
}
nav ul li:hover > ul {
    display: flex;
}
nav ul ul li {
    width: 100%;
}
nav ul ul a {
    padding: 12px 16px;
}

.welcome {
    color: rgb(64, 110, 179);
    font-size: 30px;
    font-weight: bold;
    margin-bottom: 10px;
}
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
}
.back-button {
    background-color: rgb(22, 138, 138);
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 16px;
    border-radius: 5px;
    margin: 10px;
}
footer {
    text-align: center;
    padding: 10px;
    background-color: rgb(22, 138, 138);
    color: white;
    position: relative;
    bottom: 0;
}