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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
2 q- @" t( p4 V - Label for your tooltip
- k4 O. c. d' r* F0 | - </span>
复制代码CSS代码: - .tooltip-toggle {0 _$ @) B# n5 X% ]! m; J# K, s
- cursor: pointer;
; F) S. L- V' e, _1 S - position: relative;1 U/ b" C4 Y# O0 x( O
- }
; {7 H( q4 \) C0 i3 r - .tooltip-toggle svg {
" m8 N/ e" {+ a; E! k - height: 18px;
6 s* T$ y6 |! P7 U( Z# ? - width: 18px;
+ R, \4 f) m% Y% \0 K - padding-right: 0.5rem;$ x" m0 s% p5 a! u( c/ h
- }
# B( G; s7 j" V) o2 s. `/ D - .tooltip-toggle::before {
: k n: {. f5 v7 ?3 U1 A% W* K - position: absolute;
! b$ H! c* V! s5 |/ _5 U5 I - top: -80px;
7 Q7 ?- O9 u1 I7 b - left: -80px;, D& E" q- y7 `" ~0 k h
- background-color: #2B222A;( L* j: p9 o( e% ^) U% t N1 q
- border-radius: 5px;# i8 O8 S3 X* a; w
- color: #fff;
. I( A/ Y! v0 P% x. f+ L - content: attr(data-tooltip);
* L9 @& Y3 T0 G - padding: 1rem;
) X4 b+ U7 G0 I' }" k - text-transform: none;
/ S/ ^9 @ \% j4 f - -webkit-transition: all 0.5s ease;- S6 U( z- @5 e. t$ ?- k: w
- transition: all 0.5s ease;
9 T. ^4 H1 n; K4 V: b - width: 160px;' j9 F9 A9 ~) d" S& ]
- }
5 ]7 x( G1 L! u# m$ z* Q0 u - .tooltip-toggle::after {
& n; |. C- x) v: [6 r - position: absolute;
+ Y T# s" |6 F8 q - top: -12px;
4 V$ D9 L' S6 N; S' E) B( H - left: 9px;! R" q) A5 x) ?: K
- border-left: 5px solid transparent;
* ?* k o1 s# P - border-right: 5px solid transparent;
& }3 T6 E: s( l - border-top: 5px solid #2B222A;$ @2 _, J- {+ N( K
- content: " ";
! h( O7 W! M" ?! L - font-size: 0;0 z# c9 _& d7 K& ~2 F7 ~6 r
- line-height: 0;
7 D( s: `- @! c4 B - margin-left: -5px;
/ u8 y. T5 G; D5 J* G - width: 0;& f2 G ?4 h. d! l$ M+ m
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- .tooltip-toggle::before, .tooltip-toggle::after {
! E) r% u7 D4 o/ y/ y1 | - color: #efefef;
& \4 H4 V7 `% V& b5 I. W5 M - font-family: monospace;3 T E1 }% a' y+ I; R6 M, T) ^* h
- font-size: 16px;) i9 _7 G$ E% M# t) ]: a4 Z7 e
- opacity: 0;3 x( S4 {6 F- s4 W0 c& C0 F6 V
- pointer-events: none;. x# v0 j) ~+ ^ ^, e2 f0 U1 S
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 z4 G- b" N+ R7 j9 L# m - opacity: 1;
8 G( |3 ^, R+ q. ^2 m - -webkit-transition: all 0.75s ease;! H3 i- _5 n2 I$ b S+ ~# \ W
- transition: all 0.75s ease;
) C% }( a: R' ~. O+ X0 Z- g - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">7 K3 U' p7 T. U' q( D* [
- <ul class="nav-items">- I5 E0 S# ?3 e( b6 x5 J5 C
- <!-- Navigation -->
4 l( e7 U; Y" s$ T+ F3 _+ r - <li class="nav-item"><a href="#">Home</a></li>6 [ u, u; }* S- j S
- <li class="nav-item"><a href="#">About</a></li>0 w) N2 K- Q- E! O. t; C3 Q! F$ I+ k
- <li class="nav-item"><a href="#">Contact</a></li>
; j* t' Q; G* O - <!-- Dropdown menu -->* U: H, O7 O9 g9 `, j W
- <li class="nav-item nav-item-dropdown">
' r; w2 l [ A% W F- y4 t - <a class="dropdown-trigger" href="#">Settings</a>0 c& \( n/ k1 k! c
- <ul class="dropdown-menu">. G2 G) k7 P J
- <li class="dropdown-menu-item">
1 I$ K/ i/ u, [9 B( a3 u# M7 Q7 Z; G - <a href="#">Dropdown Item 1</a>6 ~4 h' {1 y# o, X% Q
- </li>
! y. R( g7 c# c! c - <li class="dropdown-menu-item"> A1 \& c, p' |" e# a8 a7 d6 ^* \
- <a href="#">Dropdown Item 2</a>
* q% Y9 y2 _. T- S8 o* n8 j - </li>
5 V( n* Q( r' T0 b8 z: f - <li class="dropdown-menu-item">! m/ u( l% t# W3 N. W8 F; f
- <a href="#">Dropdown Item 3</a>( W$ p; n/ _* H( B9 I D( @9 d
- </li>
# J, k9 o# B! x* v# F+ ?5 i - </ul>
! e! q6 l: j, ^* k$ \ O - </li>
6 r; `6 ~8 T; Z+ G' t# S - </ul>3 R X3 Y* N* Z) I, _
- </div>
复制代码对应的CSS代码如下: - .nav-container {% K' D/ F" G* @8 `* b _5 ]
- background-color: #fff;4 S/ b) P% Q# S1 @% d: L9 P
- border-radius: 4px;
. M+ S' X5 f$ I9 p - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; p) q6 ]: J+ F) ?, _
- padding: 1em;
. g. t$ u% Q4 X% U; i) v/ \ - border: 1px solid #eee;% Q( J$ k9 m' [) W6 Y* [
- display: block;! f$ ?9 I+ L4 e3 N
- max-width: 400px;
2 l, {- w2 W( w5 D: f0 ]- x - margin: 0 auto;6 w+ M% p# d# R' }9 ~; m' @
- text-align: center;
! M8 z: d$ B1 y# _0 ^4 k8 Z - }
0 {, @- i. C& y - ul,
/ }) V5 W; k9 z$ \2 e - li {
4 a* W. A. d3 j# z- m - list-style: none;, P0 J. k8 q z; }! r) u4 z
- -webkit-padding-start: 0;
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- a {
0 e" t* A O) Z) Q - text-decoration: none;: M$ D! ]) k+ X+ J
- color: #ED3E44;- Y8 _" W- F5 C m
- }
8 k3 ~$ F" t8 e - .nav-item {7 l2 Z% S& P6 w: W
- padding: 1em;
5 r5 z2 a8 V9 b0 L - display: inline;
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- .nav-item-dropdown {
$ m; \( z9 Z, o1 k# n B& w9 u - position: relative;: ?$ M/ ^3 W) K1 I" z
- }
; u8 Y! ^% Q) |$ e' E - .nav-item-dropdown:hover > .dropdown-menu {2 R# `" b6 g1 m7 B
- display: block;
, h; p) @) E6 m3 C - opacity: 1;
0 P' P/ e6 g0 m& o3 ~ - }
, ]7 v5 ?' G4 p5 \1 `# `3 E - .dropdown-trigger {
7 K. _" i/ t1 F' ^ - position: relative;
f3 H+ _0 \# W: H6 K - }
8 i3 D% `2 B2 H+ L i - .dropdown-trigger:focus + .dropdown-menu {
4 t" A5 {* `2 z" r4 w - display: block;
2 S/ z0 e5 G; N: O - opacity: 1;
8 [$ R( T5 U2 m, Q - }
8 d: b( A3 @$ |) Z3 h' e - .dropdown-trigger::after {$ f+ k* [- h e
- content: "›";8 [: h% O! N2 Y5 |
- position: absolute;% ~8 z" n) Y6 u3 K* O9 [
- color: #ED3E44;2 w8 W" j$ `$ `' J' g9 f3 ~
- font-size: 24px;
~: W; Y* p% {- }: y3 } - font-weight: bold;* ?! k$ r; e% v8 Y$ F( G. C& V' [
- -webkit-transform: rotate(90deg);
( _$ a. i& Z' [4 Q ?! e/ _0 a' Q+ o - transform: rotate(90deg);
1 o: A" j" K, R5 m4 x- |6 K; e - top: -5px;9 ]. _. ?7 C8 C* y5 ]2 q, ]
- right: -15px;; J0 R( z, d3 T j c
- }
$ J% M0 n1 i& m4 g# K) c - .dropdown-menu {
/ o3 n( z3 z* L - background-color: #ED3E44;' G$ W" g$ |' P# ?6 y3 N1 b
- display: inline-block;
% `3 Y: ^+ J# }' n - text-align: right;
! R8 o* N, D8 T - position: absolute;7 s6 t* C( o) ?1 e/ U j2 @
- top: 2.5rem;& R8 C( e+ ^1 z d3 X- H. J* U. Y
- right: -10px;
; V2 j- q- V; ~/ F - display: none;2 E; o4 [; p; @1 l8 q
- opacity: 0;6 m) L* g, p- N6 @
- -webkit-transition: opacity 0.5s ease;* N( j2 D9 h. A% M
- transition: opacity 0.5s ease;' e* H) s5 U2 G
- width: 160px;/ Y; s3 h4 @# O. O k. G
- }
+ q3 Y; Z% u' A - .dropdown-menu a {0 P8 |0 B0 k( x
- color: #fff;
. \% v, s }( u: N - }
. W6 L) [# M. E: o0 x5 ?4 Z - .dropdown-menu-item {
1 v) \& X: H8 @! j: ~ - cursor: pointer;
5 H/ h' N$ I; N: `! b! S - padding: 1em;
9 j7 h/ e1 D* h - text-align: center;
2 n1 D1 x" `' A" |! m - }
) i* f$ z2 ?! M+ Z. d - .dropdown-menu-item:hover {
6 e- B5 i: \5 n$ K3 U* r - background-color: #eb272d;
: F6 y$ S' H4 Z0 ~" J6 K6 ~, s3 P - }
复制代码 - B# m7 `4 |4 I9 S4 m
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 s6 j! `4 O4 N2 ?5 s. B3 R& B
- <!-- Checkbox toggle -->
" o, L0 _, @0 C# l2 h - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
4 I* @ S' Z; o1 l- S - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, B$ j; a, B# b. b0 g4 b# N0 ~ - <!-- Content to toggle from www.mfbuluo.com-->1 w1 p5 ^" J2 ~+ K
- <div role="toggle" class="toggle-content">
; `8 m ?9 Q7 n7 d0 T+ k8 c% p6 b. c - BA-NA-NA-NA!. @' ~3 J" S) w! k, v
- </div>
- f; x' E, Y" w5 u8 p- l - </div>
复制代码CSS代码内容如下: - .toggle {
' S8 h i/ h, w3 G6 k5 b/ p - margin: 0 auto;
' j0 s& f% p' p* f4 b4 T: J - max-width: 400px;
' `: q8 Q( c- ^5 j! K* S - }7 i* r0 \5 j0 L0 {9 {' T- t
- .toggle-label {8 B+ J3 G1 {! |& Z& |+ B7 b) M
- font-size: 16px;
1 D7 K. r+ _ u G3 g# i2 R$ r - background: #fff;4 E3 \" H$ X( Q
- padding: 1em;
. y3 M& E) h4 a4 I% h - cursor: pointer;
$ J2 @& J/ G* u/ b6 Y7 z" m5 j+ u - display: block;+ s1 M, Z* O! N) i: H- A
- margin: 0 auto 1em;6 C1 s. F: \" f* N- e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) w1 t4 [: P* h$ X4 g# a: y
- border-radius: 4px;
# u" f4 |) B% i6 Q) M4 m( } - }
9 T5 A3 s' w8 }$ z6 m# w% @/ H - .toggle-label:after {. `- ?! V$ V7 o. {% h7 s8 E
- color: #ED3E44;4 K8 q, u5 ~2 {8 |- S9 e
- content: "+";( n- Z- Q( V- ~" K1 h
- float: right;1 x; N* y3 |0 s. r Z" G
- font-weight: bold;! H/ S3 Y* [' j3 L
- }* ]4 H2 c0 A e6 u X% n
- .toggle-content {1 j* N0 `. B+ X2 `
- color: #B0B3C2;
; m4 S7 O6 @* o' Q; u- Q3 p1 U - font-family: monospace;& L! E+ Q) b- D+ C( m" i
- font-size: 16px;# ^7 p% H6 G8 [" `3 j% {
- margin-bottom: 1.5em;, e* A% p" M5 h, ~
- padding: 1em;: `+ ]8 z& c+ y# a8 q
- }- w! b' P( h( |5 `% q
- .toggle-input {
! }9 |- [6 I7 e - display: none;; h P: U+ z+ M+ G
- }2 D8 W$ i% Q2 n* y# P- J1 x1 [
- .toggle-input:not(checked) ~ .toggle-content {
7 V$ n) g! T9 A% x* O% B5 B4 j% t - display: none;
$ ]+ e: }2 O R. S8 z - }
# ?* [) K/ N% l" P - .toggle-input:checked ~ .toggle-content {( t& g `7 M4 P+ N) B
- display: block;
& X( C/ F2 S% j$ v - }) c7 U+ J8 A- o0 |1 L
- .toggle-input:checked ~ .toggle-label:after {1 j0 Y7 r6 L# D0 g% W6 Q9 h
- content: "-";7 y7 N5 R. n7 @6 o
- }
复制代码
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