Sometimes some content is not set properly in responsive website,use the tricks below to have full responsive website

1. Responsive Video:

It will make the video embed to expand fullwidth to the boundary.

.video {
position: relative;
padding-bottom: 56.25%;
height: 0;
overflow: hidden;

.video iframe,
.video object,
.video embed {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;

2. Overflow:hidden Trick
You can clear float with the overflow property. This trick is extremely useful. You can clear the float from the previous element and keep the content running within the container by applying overflow:hidden.