css infos displayed in homesite

a lot of css infos displayed in the source text of the homesite.

f.e.:

body {
font-size:13px;
color:#666666;
}

a:link,a:visited {
color:#900E2C;
}

.button {
background:#900E2C;
}

.button1 {
background:#003C59;
}

.button2 {
background:#6EA017;
}

.inputbox:focus, textarea.rapid_contact:focus {
box-shadow:0px 0px 5px #900E2C;
}

.header_wrap {
height:110px;
margin:0 auto;
background: #900E2C; /* Old browsers */
background: -moz-linear-gradient(top, #900E2C 0%, #900E2C 50%, #900E2C 100%); /* FF3.6+ */
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#900E2C), color-stop(50%,#900E2C), color-stop(100%,#900E2C)); /* Chrome,Safari4+ */
background: -webkit-linear-gradient(top, #900E2C 0%,#900E2C 50%,#900E2C 100%); /* Chrome10+,Safari5.1+ */
background: -o-linear-gradient(top, #900E2C 0%,#900E2C 50%,#900E2C 100%); /* Opera 11.10+ */
background: -ms-linear-gradient(top, #900E2C 0%,#900E2C 50%,#900E2C 100%); /* IE10+ */
background: linear-gradient(top, #900E2C 0%,#900E2C 50%,#900E2C 100%); /* W3C */
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#900E2C', endColorstr='#900E2C',GradientType=0 ); /* IE6-8 */
}

.logo_text, .logo_text a, .logo_text span {
color:#FFFFFF !important;
}

.header,#topmenu_wrap2,.gallery,.upper,.main_area,.bottom,.footer,.footer2,.footer3,.footer4,.topPanelModules {
width:1000px;
}

.upper_wrap {
background: #82BCDD; /* Old browsers */
background: -moz-linear-gradient(top, #82BCDD 40%, #FFFFFF 100%); /* FF3.6+ */
background: -webkit-gradient(linear, left top, left bottom, color-stop(40%,#82BCDD), color-stop(100%,#FFFFFF)); /* Chrome,Safari4+ */
background: -webkit-linear-gradient(top, #82BCDD 40%,#FFFFFF 100%); /* Chrome10+,Safari5.1+ */
background: -o-linear-gradient(top, #82BCDD 40%,#FFFFFF 100%); /* Opera 11.10+ */
background: -ms-linear-gradient(top, #82BCDD 40%,#FFFFFF 100%); /* IE10+ */
background: linear-gradient(top, #82BCDD 40%,#FFFFFF 100%); /* W3C */
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#82BCDD', endColorstr='#FFFFFF',GradientType=0 ); /* IE6-8 */
}

#content_wrap {
width:1000px;

and so on.
Is there a possibility to change, so that they are not displayed?

No, in time that template was made that was not considered as bad. Later templates have that