body {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    background-color: white;
    color: black;
}
hr {
    height: 1.5px;
    border: none;
    background-color: black;
    margin: 20px 0;
}
h1{
    text-align: center;
}
.v, .t, .vt {
    padding: 0;
    margin: 0;
}

.v {
    font-size: 1.5em;
}

.update {
    border: 3px solid black;
    border-radius: 25px;
    overflow: hidden;
    padding: 10px;
    margin: 10px;
    display: flex;
    flex-direction: column;
}
.dvt {
    display: flex; justify-content: space-between;
    align-items: center;
}
.dvt > div{
    display: flex;
    flex-direction: column;
}
.toggle-btn {
    width: 50px;
    height: 50px;
    font-size: 40px;
    cursor: pointer;
    background-color: white;
    text-decoration: none;
    border-radius: 10px;
    color: black;
    border: 3px solid black;
    margin: 0;
    padding: 0;
}
.details {
    display: none;
    width: 100%;
}