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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!"> m& T4 P" W1 t
- Label for your tooltip" T+ v: W* {! t% n" l5 [
- </span>
复制代码CSS代码: - .tooltip-toggle {6 y) U& f" @5 K. Y9 b/ E' k2 o
- cursor: pointer;) F1 }4 |( r O7 q7 j% D
- position: relative;4 C+ U' u7 @: L% @( R% x6 j
- }2 k5 u2 g# {% s; w' H: {
- .tooltip-toggle svg {
8 g6 h' w8 ?0 z( y6 h - height: 18px;3 A& y% g$ l+ R! G; j: @
- width: 18px;
: |$ u+ P5 T9 \7 k - padding-right: 0.5rem;
! b' }" T$ B0 E6 X9 J5 z2 Y - }
4 F8 p- A8 Z2 B( J" b& S - .tooltip-toggle::before {
2 o" J+ ^, g: u& _0 C0 L - position: absolute;
2 r0 f0 }$ H7 L% { - top: -80px;% ~1 u- N- q& T' J4 j8 @# c
- left: -80px;4 `; [! t% e* f* X8 V6 T& W
- background-color: #2B222A;
1 O( I. r. G/ j - border-radius: 5px;
2 N# ?! x l6 E - color: #fff;9 E* N* V! O6 s3 S$ b5 Y
- content: attr(data-tooltip);
: a1 {; r1 d( B6 `2 y! I: u - padding: 1rem;! e8 p4 `, y7 D) z
- text-transform: none;
' p* N! B& @9 v; l6 j5 I- ~ - -webkit-transition: all 0.5s ease;; P4 q3 R# |, p7 v
- transition: all 0.5s ease;
) ~0 l: F* @# M9 k, o8 |. s& i8 x - width: 160px;3 F% a6 e! F6 t3 g* G$ }! x
- }
8 y' M' b3 H7 g/ e n7 a5 I8 C) S; B w - .tooltip-toggle::after {, G5 g% t% P+ b
- position: absolute;
$ g6 ?% t3 \' R2 ?5 W# n: i+ V - top: -12px;* B) M- h/ h+ X S: P, e' J
- left: 9px;3 ~' Q9 P3 ~& L& L& K/ r: o
- border-left: 5px solid transparent;- ^+ A& D; S: m" M% q0 W
- border-right: 5px solid transparent;* `3 J! T- \6 s: D
- border-top: 5px solid #2B222A;9 J6 L( T% y% ^8 N4 S
- content: " ";
4 l' h0 A% Y2 q- U; x# N - font-size: 0;
5 ^+ G3 s) j) t4 J; k: z - line-height: 0;' A& t- o( w) ~' C X+ D2 _" j& S
- margin-left: -5px;- P; N- x4 c5 D/ i" a& x0 Z
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
, Y# o/ ~# E$ _( z - color: #efefef;: m* V4 B; P' S; y) g2 k
- font-family: monospace;
1 s9 A1 }& y7 S6 J2 h5 z$ l - font-size: 16px;8 P6 c4 ~ P5 `( I( k9 w# _& B
- opacity: 0;
- @! J! k# D: w+ _! {0 Z2 F& A( [0 k - pointer-events: none;% r+ s' C/ P5 O0 X
- text-align: center;
+ f9 X) g& E; S - }
. D: V1 a* W { - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
4 r8 T" M7 V9 I3 O - opacity: 1;' m3 ~$ y; n# q4 r- o" P
- -webkit-transition: all 0.75s ease;9 L& L3 L7 G6 t5 i5 [. o
- transition: all 0.75s ease;
. t+ E& G m. d; k - }
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">: h% K( U O B: C) h4 _5 A
- <ul class="nav-items">" R/ @" q% E1 q8 k" ~
- <!-- Navigation -->5 V6 H" i A2 s( H& o8 Q
- <li class="nav-item"><a href="#">Home</a></li>
9 @$ V* m4 E7 M0 P7 I: T - <li class="nav-item"><a href="#">About</a></li>
" T& ?2 i' _ D - <li class="nav-item"><a href="#">Contact</a></li>
9 Y! I1 L7 C2 o& x# N. P. X3 _ - <!-- Dropdown menu -->
* d+ S, x& B0 W6 ~ - <li class="nav-item nav-item-dropdown">) r4 W J+ U6 v" X( D. ^* d' d
- <a class="dropdown-trigger" href="#">Settings</a>
/ M! R+ \0 I* M+ Y6 | - <ul class="dropdown-menu">
" @) n! [2 Z7 _9 h0 x, r+ D - <li class="dropdown-menu-item">
! G& A/ _0 P5 F - <a href="#">Dropdown Item 1</a>
5 l) x1 @+ U/ M* O- e - </li>3 u- p7 z9 x; Z$ t3 ~
- <li class="dropdown-menu-item">" y8 A! j1 @& }& e6 u( f, ^: d' y
- <a href="#">Dropdown Item 2</a>$ d0 R% ~9 E4 E8 U2 d6 Q3 o
- </li>
/ a0 Y% N* U8 W$ U. g - <li class="dropdown-menu-item">
: P3 @. j+ }9 j- {# ? - <a href="#">Dropdown Item 3</a>
! X2 y4 y' E; J$ A - </li>
% v o! ?8 M0 i% h9 C - </ul>" V2 L4 y w2 S7 d5 @. E
- </li>6 U2 w, B. \8 T+ T8 X
- </ul>% o* c* v5 B1 o; V
- </div>
复制代码对应的CSS代码如下: - .nav-container {
* Q' a9 U5 J# S' B* u/ a/ s - background-color: #fff;6 {& ^( z) g# L
- border-radius: 4px;
9 ?5 r h9 k- ]- i, g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% N) s8 |% W e) V+ }/ n - padding: 1em;
* D7 l9 Z3 N1 | - border: 1px solid #eee;
# D0 s" U3 h6 y$ x* Q8 w5 j4 V - display: block;
) h- E% m) a3 W5 ^, y7 \! O - max-width: 400px;/ `5 e5 I, a7 \" f3 i1 L
- margin: 0 auto; L+ m0 e9 B) ^( g
- text-align: center;* @* A1 u0 c W/ L/ E
- }
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- li {8 Q: Z) f$ b/ J# f
- list-style: none;# _) I* p2 H }- J$ x5 |
- -webkit-padding-start: 0;& U) L! o) t& G& {( q
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- a {
5 T# L5 f: E. I7 } - text-decoration: none;) p. ~# T( [% z- `3 J0 X( H3 t
- color: #ED3E44;5 \1 T4 |1 z3 \0 [6 W
- }
( `9 ?* _0 r; X- D$ W - .nav-item {3 P' e3 }0 O8 u% m3 @3 C
- padding: 1em;
* g) }1 o7 o, h - display: inline;
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- .nav-item-dropdown {$ t& h) r' f9 T0 j9 [- e" `( ]+ A$ M
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
2 u. v3 N. |6 b& I2 { - display: block;1 m3 j# ?0 m2 q
- opacity: 1;
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- .dropdown-trigger {6 I$ E2 K! L% j/ G
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
/ N! | `1 T5 M$ N5 d - display: block;5 s V; d5 p# c8 I$ R
- opacity: 1;
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- .dropdown-trigger::after {
' t. Z O6 R& H2 \0 f/ P3 g - content: "›";# ^# g7 F& x D6 e: r; K- V4 R! n
- position: absolute;
7 _2 m" j) `- o5 _" w" ^ - color: #ED3E44;
) B7 R: G+ ?1 b( T; I0 m - font-size: 24px;
, S4 C7 `* }/ f; D% z! e - font-weight: bold;" I9 S, o6 J% ^ l+ ~9 r
- -webkit-transform: rotate(90deg);' t2 D0 Z6 F v. j3 p+ M+ K" `: o
- transform: rotate(90deg); z. G4 \2 k2 z
- top: -5px;
9 Y2 d9 N: | @ Y9 ^ \3 {) f - right: -15px;. Z5 { B5 \& R+ h
- }* M, f8 B7 l1 `+ W7 i6 l
- .dropdown-menu { l" C+ A5 [- S, ]$ `0 X' K3 L
- background-color: #ED3E44;# y& j( _( i+ W7 T- s4 Z( Q- `5 N. k& f
- display: inline-block;
9 F9 B! e5 {" i! I9 _ - text-align: right;( Z) O2 a* r- T; V8 f" k
- position: absolute;
- E+ k8 P9 O% l- u( T6 n - top: 2.5rem;4 ^( x; K6 ~7 R/ J; ]: c
- right: -10px;
+ Q% K+ A$ o8 i0 p. R$ j - display: none;
! {+ _7 l# Q( I7 | - opacity: 0;: P1 P0 e2 H1 s% Y2 c' R
- -webkit-transition: opacity 0.5s ease;
) T+ t: F6 V+ I/ T - transition: opacity 0.5s ease;
* ]+ s! u D+ Z* \: Q6 y - width: 160px;0 L% c/ s" l' d+ i
- }
7 \' u) P. K4 t4 R. s - .dropdown-menu a {- \ C- b! ^) E1 M7 s4 O! p
- color: #fff;# S: q& I# v8 A& p8 w( h
- }
y6 G- a( Y0 X$ [- q) H9 k - .dropdown-menu-item {
4 L$ e* Y1 G% K/ `6 z. H, A: ]9 q. Y - cursor: pointer;
1 p. s$ l; ~2 }$ I8 p4 M - padding: 1em;) t. y5 }7 u* e' L- ]
- text-align: center;' k7 ~6 @" W: M
- }$ P: a7 m; c9 y7 n0 a- m, s0 Y
- .dropdown-menu-item:hover {
/ ~$ y# z2 w+ ]0 J: e, a - background-color: #eb272d;$ o3 ?0 n: W( `1 d
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
% T' E$ n5 U9 O. U - <!-- Checkbox toggle -->8 R( n; D- C/ ?5 o ^
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 k- A) m0 B. t2 _# ~+ e# Z0 E- B9 F - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># k( _$ w9 p7 E6 Y6 B3 L
- <!-- Content to toggle from www.mfbuluo.com-->- z; \+ J: o, E6 e3 y
- <div role="toggle" class="toggle-content">9 T0 W7 k7 u( b U
- BA-NA-NA-NA!
% I: I9 _# G' o# M$ X" j - </div>6 z* w0 S% ^8 G- K
- </div>
复制代码CSS代码内容如下: - .toggle {
' F. r5 N' d( A% c) R4 k - margin: 0 auto;, t% G8 R4 b0 ^/ a, I6 C. z, x. s
- max-width: 400px;& `% k/ F8 `: D q1 y
- }2 T$ U8 ^. a$ W! a6 L: `1 |
- .toggle-label {
9 \8 X( S6 j5 A9 ?0 P% x9 } - font-size: 16px;. t$ R/ h- }5 W4 x" H, W5 @. D7 \; |
- background: #fff;& ? ?2 {( ^% B) `+ f7 O4 B+ F% o3 [; W
- padding: 1em;
% ]" Q1 j7 b. n& {+ e4 [. x8 [ - cursor: pointer;
6 H3 U4 N/ L3 s7 s% i7 {( R1 J - display: block;
5 j; r5 S' f& |( C* J5 y0 c - margin: 0 auto 1em;
4 H' o# E4 ]$ Q2 c6 w3 f7 X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# u1 o/ j( e2 F - border-radius: 4px;9 a' @$ d- J: R6 i! Y
- }
2 g& n! X x6 a i$ o* Y - .toggle-label:after {+ C m0 Z( U. L/ e% o1 r
- color: #ED3E44;3 W D' h2 C3 G
- content: "+";
/ l$ o# } G" h/ p - float: right;5 T6 z0 w, b2 t8 @( M/ V6 m
- font-weight: bold;. k1 `$ i) s% U6 F% o
- }0 L7 j. \1 p, ~, ^9 h( j! v5 P/ p
- .toggle-content {2 d8 } A9 J) l5 h
- color: #B0B3C2;1 {' G% N5 h) G/ E% x1 t( t
- font-family: monospace;
3 F) D a: N, s! `2 g, z - font-size: 16px;
! Q2 c% |, B p _5 Y2 o - margin-bottom: 1.5em;
5 i) i1 f9 o& {/ [/ s - padding: 1em; E& l% n7 _2 F& D4 I8 }' i* T% Z
- }! ~: y x" a- ]5 V
- .toggle-input {
) c; c" f; b0 c8 w - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
# S* k5 b6 ~2 w5 X' u - display: none;
6 a7 Y; [$ h' w @# L7 x. y9 N - }
1 k: A7 [# _, a+ D! U; v% d - .toggle-input:checked ~ .toggle-content {
2 ?6 a2 {3 V; {/ Q - display: block;
. z, T; l1 ]# o9 P - }
/ ]' m7 n# V9 K* d0 r* m$ a - .toggle-input:checked ~ .toggle-label:after {( h5 a5 y$ Q! E- S& d
- content: "-";& {1 |7 x4 S/ c, H6 H- X
- }
复制代码 . Z( C, V( ]. Q8 Z& P! o0 ^+ {( i, Y
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