.up {
    width: 100%;
    height: 5%;
}

.main {
    float: left;

}

body {
    background: #f5f6fa;
}

.wrapper .sidebar {
    background: rgb(5, 68, 104);
    position: fixed;
    top: 0;
    left: 0;
    width: 150px;
    height: 100%;
    padding: 20px 0;
    clear: both;
}

.href {
    color: white;
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-size: 20px;
}

.footer {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    background-color: red;
    color: white;
    text-align: center;
    clear: both;
}

.main {
    margin-left: 151px;
}

.card {
    margin-left: 310px;
    margin-top: 15%;
    width: 400px;
    border-radius: 10px;
    background-color: rgb(34, 34, 34);
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
    transition: 0.3s;
    padding: 2px 16px;
    color: white;
}

.card:hover {
    box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.7);
}

.container {
    padding: 2px 16px;
}

input {
    background-color: aqua;
    color: black;
    border: 1px solid black;
    border-radius: 5px;
    width: 30%;

}
button {
    background-color: aqua;
    color: black;
    border: 1px solid black;
    border-radius: 5px;
    width: 30%;

}