#slider, #slider2 {
margin: auto;
overflow: hidden;
width: 100%;
height: 300px;
background-color: #221f1f
}
.slider-wrap {
height: inherit;
}
.box {
margin: 20px auto;
width: 500px;
height: 260px;
background-color: #e51b3b;
}
.slidert nav {
position: absolute;
width: 100%;
margin-top: -70px;
}
.slidert nav ul {
text-align: center;
list-style: none;
margin: 0;
padding: 0;
}
.slidert nav ul li {
display: inline-block;
width: 10px;
height: 10px;
border-radius: 10px;
background: #221f1f;
margin: 0 2px;
cursor: pointer;
}
.slidert nav ul li.on {
background-color: white;
}