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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!">- p3 i; X# Z6 ]) v2 B2 q4 i6 c- H
- Label for your tooltip
. P3 t) U) b6 k1 T/ q: C - </span>
复制代码CSS代码: - .tooltip-toggle {/ j0 F, f7 d$ m
- cursor: pointer;3 h+ ~: a% @ n6 g5 S
- position: relative;
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8 x* [0 @! {! @( l - .tooltip-toggle svg {
% K6 L* E" Z4 i$ o! b5 p2 s* } - height: 18px;) t9 j0 H/ H6 v
- width: 18px;% H. Y4 J7 f4 G6 y" n9 G5 [
- padding-right: 0.5rem;6 \4 @; K9 a' ~
- }
" A- e9 i2 _8 g: D - .tooltip-toggle::before {& z V) C! I& J. z# o! o
- position: absolute;; ~) _! } a$ q* i4 c
- top: -80px;& m2 c* ?+ }0 a# }" I& c: @8 t
- left: -80px;0 ^8 V9 x! I& k% S( R$ h
- background-color: #2B222A;. L7 K( m- a$ ]6 c6 d, s" b
- border-radius: 5px;
- y5 ]) S2 S* x% E - color: #fff;
( K& F8 n: O6 I7 e& c" W0 i - content: attr(data-tooltip);
# ]' x$ u8 G2 R* e7 D - padding: 1rem;0 m1 b, m- F2 o1 b' q- g9 h& z
- text-transform: none;
, O. s; d3 X# @# ` - -webkit-transition: all 0.5s ease;! ^& `. M/ K* j4 p# P& ]
- transition: all 0.5s ease;- N4 q; o5 N+ i* Q
- width: 160px;+ f- E2 o( \9 ?9 O' o( q
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- .tooltip-toggle::after {2 V4 y5 g0 S3 n
- position: absolute;
" ]$ o! J, E, o8 K4 l4 W5 Z - top: -12px;
4 }( K) b2 I0 U& K) Y0 k1 K+ J - left: 9px;
- ?3 I3 N5 R. N2 @: X- w' R - border-left: 5px solid transparent;( |& M- ]" n" j9 H) N2 x2 K/ h
- border-right: 5px solid transparent;
4 _2 P# }( {7 q# E5 U$ _ - border-top: 5px solid #2B222A;) r! h& B# n% F( s; D n; Z
- content: " ";* f+ D9 w9 J, A9 ^% O
- font-size: 0;; O* H1 B; V V4 K( ~: g7 I2 v
- line-height: 0;! ^$ s K r# U5 v
- margin-left: -5px;* @- F: m# C" ~. a1 J4 S! Y
- width: 0;+ j$ }# A7 L/ ^. \/ C
- }
: d) i8 J. X, ` - .tooltip-toggle::before, .tooltip-toggle::after {: [+ y0 u1 P0 x, d( o
- color: #efefef;& D; S h) `/ F h: C T
- font-family: monospace;
0 ]1 [8 q2 g% W2 ~. O2 e - font-size: 16px;! D. v' E' ~% @3 e# l
- opacity: 0;; f Y* k% U4 M6 x! ]$ o
- pointer-events: none;
! G2 Y: f6 m2 Z0 f9 b; u - text-align: center;
- a: r( B' `& t$ ?/ ~, k - }% l5 {% z. z. q- g, r: O& R
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
; d& K# ]& L7 i( i - opacity: 1;
: E" o! @4 }4 H8 n) p4 m - -webkit-transition: all 0.75s ease;
. h1 N' z/ u; g - transition: all 0.75s ease;
1 O4 e5 p5 [" q - }
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">- \6 ~/ Y5 [6 F7 w
- <ul class="nav-items">
0 o% }* A: `5 T% [" o - <!-- Navigation -->6 Z: _) z9 \! P0 c4 S" d" d
- <li class="nav-item"><a href="#">Home</a></li>
4 z+ G8 I$ J8 F3 g6 T - <li class="nav-item"><a href="#">About</a></li>
* @# ~5 ^4 |5 a9 P, h - <li class="nav-item"><a href="#">Contact</a></li>* d: J7 Y- F! ^+ y$ w& _
- <!-- Dropdown menu -->; X' a _0 G) K9 y) c
- <li class="nav-item nav-item-dropdown">, ]4 x$ E2 P. r, X8 ^" P
- <a class="dropdown-trigger" href="#">Settings</a>) n2 q& N8 |- M, N2 @$ H4 g
- <ul class="dropdown-menu">
* {2 S5 b* F `$ O( t9 T - <li class="dropdown-menu-item">
! d. L% d4 J2 h: q& _: Z+ C - <a href="#">Dropdown Item 1</a>0 D! c" [1 P; n4 i1 q
- </li>
2 S" N4 M. }( q# r - <li class="dropdown-menu-item">
$ X& D' K2 V4 o3 Y4 l9 R - <a href="#">Dropdown Item 2</a> B O! G [' J: r8 g$ e' M/ s0 M3 y# x
- </li>% J7 C9 T$ F! T: b1 @& c0 Q
- <li class="dropdown-menu-item">1 z1 Z# l. r4 L) Y% A
- <a href="#">Dropdown Item 3</a>
% C3 b& t( o. M% {% ~/ a - </li>
' h! G4 Y3 k+ |* i% R p! X - </ul>
9 d6 K& b* E5 [' K9 r: l+ S - </li>
8 `$ o) ~, Q. A o: j+ I8 N - </ul>
6 e7 C( z [* q7 ?' [! o - </div>
复制代码对应的CSS代码如下: - .nav-container {
0 ]0 v1 Z% h9 w* x1 G - background-color: #fff;
/ m& V# h7 H- \7 \9 j( i- e) C - border-radius: 4px;; t5 q1 K& Y! H$ R7 n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" p8 T. F( H% p/ n8 C3 ~ - padding: 1em;
) S5 L X5 i8 U' h! q1 S - border: 1px solid #eee;5 L4 T. e/ h7 h1 X( K
- display: block;+ B1 t6 A- U: M2 [4 @; i/ A9 k3 x
- max-width: 400px;
0 q1 G1 [0 y- M! R/ d# l: R( E0 H( X - margin: 0 auto; M0 C) a$ ^+ ?7 r; F0 S
- text-align: center;+ I; u5 |( T | s# H
- }
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- li {
4 K: @3 t! m' W( c0 u - list-style: none;- J( E" Y5 A* z/ K8 P9 q
- -webkit-padding-start: 0;
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- a {
; n+ l- x1 D; y, i1 ?& ~7 _ - text-decoration: none;/ R. q& L6 m$ j! q. w; ~
- color: #ED3E44;! \% e8 @7 u, {" N4 x w7 ]0 t
- }
9 f" F# g5 s- A c0 `# H3 ^* I - .nav-item {
7 |+ y4 C o. ~; A2 i+ }3 j6 M7 H4 q4 A - padding: 1em;" E. ^/ y$ {4 {6 K+ _
- display: inline;
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- .nav-item-dropdown {
% S7 L8 e5 Z1 h7 \) y- g - position: relative;5 v) Z3 d( T; C9 ?- t. K* I8 }9 e0 _
- }1 r* ?- a; }$ L
- .nav-item-dropdown:hover > .dropdown-menu {' a1 S9 ?* f1 L" K5 L
- display: block;7 D3 f: ~( J+ N4 B1 W4 Q/ }
- opacity: 1;" @- x1 O4 Q' w" C' S
- }
& T4 B6 |$ Q3 T6 g6 z u - .dropdown-trigger {
8 s$ `" {+ S9 g& {+ I - position: relative;
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' J8 I% f! u5 C$ }6 @) r: k - .dropdown-trigger:focus + .dropdown-menu {$ j7 B% C- `) o$ q6 w& r- t" x
- display: block;
( e" [, j" _% n! R1 m% V0 G - opacity: 1;
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- .dropdown-trigger::after {
; i. v. l' ?' |* u - content: "›";
. x! ~; ]( [0 E - position: absolute;
$ Q- ?; x) [7 H9 Y" `& E; {# M, @ - color: #ED3E44;5 N9 B" A6 e2 ?& n6 h
- font-size: 24px;
) |- x$ t. I; g0 v, \" w - font-weight: bold;% |3 |2 A w6 M5 h
- -webkit-transform: rotate(90deg);5 ~$ Z+ `5 N. _
- transform: rotate(90deg); w8 m. a+ L7 F d0 ~8 j* ?
- top: -5px;' Q# n! c$ X" w6 j& I6 ~
- right: -15px;
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- .dropdown-menu {
$ Q5 M2 k! u7 f, n" E6 }$ U, h - background-color: #ED3E44;
x4 @! A" i8 A& j4 [* B - display: inline-block;
0 m4 G7 G7 E* c2 Y: { - text-align: right;
s+ _+ x4 W& ] - position: absolute;
5 v9 J }' U+ j - top: 2.5rem;) ]5 C9 R) F% n C
- right: -10px;- f! }0 Q6 p" p& E2 l$ f9 }" T
- display: none;
. [0 @2 p# ]+ c) }( E - opacity: 0;
& D9 a, E% t9 t1 [! [8 l+ F. r' u - -webkit-transition: opacity 0.5s ease;
) X: V9 G/ x$ p! @" L - transition: opacity 0.5s ease;
, `: @) S/ u, M$ P8 g* n - width: 160px;) P8 ?+ K8 {: U& S# u3 P
- }8 l) Z" L7 ?' I4 T
- .dropdown-menu a {
4 [7 o* q. u* X; q- w7 Z$ R - color: #fff;6 f- L6 @" b1 J- l H7 ^5 t! J; Z8 G
- }
2 k# i- z G! v; f% {6 M I! } - .dropdown-menu-item {
0 t1 o5 C$ _$ C1 i- M1 E - cursor: pointer;
' J9 c1 S0 w% R - padding: 1em;8 w: B" h P B2 X
- text-align: center;
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- .dropdown-menu-item:hover {/ _! {- V* c- p
- background-color: #eb272d;
- W& J* N% Y5 t9 e% {. S! R - }
复制代码
: j. x5 y q- Y可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: h6 x0 b% j- |) @: G
- <!-- Checkbox toggle -->
% h4 j+ Y Z% U3 ~. m" m' S - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; G2 [8 y& W3 }! ~0 K) b
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 R ]) \ @' L) U' Y - <!-- Content to toggle from www.mfbuluo.com-->
6 }: v( }+ `4 H h - <div role="toggle" class="toggle-content">
* e: Y# I% [4 N) N6 h - BA-NA-NA-NA!3 u% e0 |7 U ^4 Y- K7 o1 z# L3 X
- </div>
+ v1 F i1 h% \2 m" F - </div>
复制代码CSS代码内容如下: - .toggle {
' r" q$ I' i2 M; b' N2 V3 G0 B - margin: 0 auto;- g8 c/ [* b5 s( \
- max-width: 400px;4 y: D+ L( ^& S
- }
+ U$ P P) [* p( F) T" i V- ? - .toggle-label {9 m6 L. `8 r2 {" `3 u+ a
- font-size: 16px;: z( m/ {+ y% K$ w4 S% C& J
- background: #fff;; V2 V8 g3 U6 K; ~
- padding: 1em;
$ b. y7 c& l7 } - cursor: pointer;
$ V W% R% H# X - display: block;
+ I% M+ L/ l( ~6 V7 z1 C - margin: 0 auto 1em;
- F8 d. n S. d7 J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; p3 Y3 H! v( M8 Z6 L - border-radius: 4px;
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- .toggle-label:after {
1 x) U1 G2 h( G5 ]4 d - color: #ED3E44;% B8 {6 W% o, P6 b
- content: "+";( T! A. e5 W+ t$ j. S
- float: right;
( L. y/ F' e' {4 n6 i* ~! N# V - font-weight: bold;# x" U J( s+ \ @
- }% [5 D- ?% l: `8 X! ^/ D
- .toggle-content {1 M1 O( X8 R% u* @! u& v$ q9 K
- color: #B0B3C2;( b/ W) y' R0 Z6 [1 c7 Z, W
- font-family: monospace;
) V$ W5 A6 ^: d - font-size: 16px;# w% \. N" V, `
- margin-bottom: 1.5em;# i3 Q D/ J, O/ |" p# i
- padding: 1em;
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- .toggle-input {0 g7 }% ^8 U: f
- display: none;% a# }* T( Z8 P+ ]! Y/ ]' t
- } | x. W) r/ F
- .toggle-input:not(checked) ~ .toggle-content {
8 q, H+ W2 B9 Z9 I) D7 C1 p - display: none;" ^5 O) B, J) N( f* j$ V3 C
- }
- b% M, K ~ y. u - .toggle-input:checked ~ .toggle-content {
; J3 Y: B+ R, [% C4 e( V/ w1 h9 S9 l - display: block;6 W' x. X8 z9 y4 h: o- `
- }
0 o5 f2 \" ?( Z% f - .toggle-input:checked ~ .toggle-label:after {
& ^, _; m7 T5 z: X3 z( E* T3 a - content: "-";) q( M/ u0 z; c5 w* t
- }
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