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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!">, r# _% U/ P" j% N" p5 ~- N9 ~, [; a
- Label for your tooltip1 x* \0 D, v1 C# A" r1 N
- </span>
复制代码CSS代码: - .tooltip-toggle {7 I' J$ [9 I2 \6 e
- cursor: pointer;
) y, h* H1 w. V# z - position: relative;
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- .tooltip-toggle svg {& J+ G K: ? z! l# I
- height: 18px;: { U8 k' C* e, Y
- width: 18px;
8 \2 P) r6 }0 e! k# s4 g - padding-right: 0.5rem;" G4 I) u. V! @+ i- R
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- .tooltip-toggle::before {6 u" c$ ~: M, U W; R _4 ~
- position: absolute;5 H, O5 Z8 h' P$ D
- top: -80px;
4 H7 V, l9 U! k1 K3 k( }* I - left: -80px;" J' }. |+ B F5 g" v- D+ z
- background-color: #2B222A;& F% P- R! c4 b
- border-radius: 5px;
! u- h8 O# B# V; l2 n4 B - color: #fff;% H/ F* s0 s3 o. l' p
- content: attr(data-tooltip);5 i9 @. W7 v! I- i; Z
- padding: 1rem;
5 W, k9 S/ X2 }& U: R( W3 ` - text-transform: none;
. O9 ]& y6 x/ [9 j: r' C - -webkit-transition: all 0.5s ease;
. M4 j5 g6 G$ v& r6 L - transition: all 0.5s ease;
. h4 m. ]$ J, Y/ T2 I& C. E6 {; C - width: 160px;' G$ C* P- U( u7 F! ^% ~! F
- }
s$ B# a# w7 d" r' k - .tooltip-toggle::after {
/ L3 T% D* w- E/ c1 o, Z) p - position: absolute;
8 H7 q# W! e( w" D8 T - top: -12px;4 q6 ~; J2 _2 m/ S, h5 d7 J
- left: 9px;4 O1 F; U" I. G6 u3 Q4 j
- border-left: 5px solid transparent;
3 l/ l& X; P5 G- o7 I9 n - border-right: 5px solid transparent;
5 `- f1 j5 h3 I% _" x - border-top: 5px solid #2B222A;% U8 r5 E4 r3 A" j. {2 n: n
- content: " ";
- V* f2 w4 }7 K* d& Z - font-size: 0;
8 w/ k$ b6 m" ~! T. T - line-height: 0;/ |6 ^! C S" A. w7 L! {
- margin-left: -5px;: ~6 M N" w N3 |$ Y& {
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
% q$ ^0 m5 m0 d: x3 _! k - color: #efefef;
- N% h% i' K8 S9 Z& P. Q6 ? - font-family: monospace;( f: Z+ L2 [& z1 Y' H6 x+ q
- font-size: 16px;1 }8 E& f7 a/ Z& n7 Z2 Z
- opacity: 0;
- G" [7 Z, l5 N( s% Q+ c) ? - pointer-events: none;
! g8 ~! ?- B: I* e) s+ B5 } - text-align: center;8 ?6 \; Y& @/ U& K& h- {
- }
) N, I4 M% n- x) T& P0 j. @ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ Y: a8 P" N3 b
- opacity: 1;6 s& F: D4 F3 b
- -webkit-transition: all 0.75s ease;0 A0 J" D$ f, n: q6 p$ l5 T
- transition: all 0.75s ease;
# s3 F9 s/ k( I: Q, [7 Q7 u5 S* [ - }
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">
. c% V V5 Q9 X1 H - <ul class="nav-items">
( `/ }+ R: w2 F6 v - <!-- Navigation --># G3 R3 y5 s4 [- m3 j! O
- <li class="nav-item"><a href="#">Home</a></li>6 @# q) ]& P/ S& t
- <li class="nav-item"><a href="#">About</a></li>2 X6 h+ T- y: p7 F* n* W
- <li class="nav-item"><a href="#">Contact</a></li>0 c1 J5 J# v- |8 R: [* S7 S q
- <!-- Dropdown menu --> J* Z; Q/ {2 L. \8 U. i
- <li class="nav-item nav-item-dropdown">$ y- X+ N: f) y7 I' F' r
- <a class="dropdown-trigger" href="#">Settings</a>
5 q4 Z6 m" [5 p) d: }# } - <ul class="dropdown-menu">
5 F6 ~6 F# A7 b" ^ - <li class="dropdown-menu-item">! p9 r- Z; i, y9 {) E- ?! x
- <a href="#">Dropdown Item 1</a>
/ Z1 K+ O: Y( D# l2 R1 W* a$ s7 |- J) I - </li>. D# c& _& e- Q7 R
- <li class="dropdown-menu-item">- i) }% y% m3 U% Q6 c7 E5 c
- <a href="#">Dropdown Item 2</a>
( R" V: b0 ~; _2 v1 y; r - </li>7 o. y! `2 S4 K' R; _6 E
- <li class="dropdown-menu-item">$ a( a/ X0 B( l
- <a href="#">Dropdown Item 3</a>; U( i, O8 m9 L2 r [( ]2 p+ F; B
- </li>4 E1 U; [, q* ?; ^& D! T
- </ul>$ L3 E1 n. P; y' U! ^. [. N6 U' p0 Y; i
- </li>
0 y2 S. W5 p1 y+ V - </ul>
: q" b- o5 h7 z2 [* K" a/ ? - </div>
复制代码对应的CSS代码如下: - .nav-container {
8 H7 {, m0 @: G4 [ - background-color: #fff;
0 P# u T. T1 k, ] - border-radius: 4px;4 K+ z, ^" V$ g9 R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% G( M) A" k2 }: o+ z A4 Z7 _6 m - padding: 1em;7 x7 O( G% ?* n2 Q
- border: 1px solid #eee;- d: ^" u' k5 C- k3 J$ t0 M
- display: block;
) x6 i+ [! \: N! J0 ~- e; N6 D - max-width: 400px;: H! j) S* j6 [) j" J |
- margin: 0 auto;; d9 i8 N+ D' d; ~3 s- H
- text-align: center;
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- li {
0 a- Y0 j0 {8 V - list-style: none;. T2 F3 e+ q1 G
- -webkit-padding-start: 0;8 d% s5 R3 o8 L8 D. }# Q) S. u
- }
3 `" P2 _$ v" ^8 Y7 h& i' |% ] - a {
" m1 ^. E9 M+ X* }% C - text-decoration: none;/ x( A; t' W1 i1 i& N
- color: #ED3E44;
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- .nav-item {
0 }4 y# W& d* i8 `. N9 C - padding: 1em;. M7 q2 H. t6 c3 Q ~- [, [. L
- display: inline;4 \8 T3 R; o* r6 b: ~* j
- }
8 }" y' l$ v: G" h0 f - .nav-item-dropdown {
& }3 N# A. u( @4 R, D: m8 G - position: relative;
# ]0 n7 P' \' j5 [9 w - }
2 ?3 a4 Z. w8 k, r) h - .nav-item-dropdown:hover > .dropdown-menu {
7 Q. ?4 R5 p+ Q/ ~" B$ Q - display: block;
7 M( U: Z1 Z: ]3 Y `7 G - opacity: 1;) T/ M5 u: M" l
- }- o4 U- u: r3 f- w
- .dropdown-trigger {0 k& S8 h0 w+ A6 C5 W% P
- position: relative;
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- W/ |. X: D1 z, D4 E$ n - .dropdown-trigger:focus + .dropdown-menu {6 M9 j; y& |2 w; l7 s6 W: T* t
- display: block;% q9 z7 @, b" l0 e' o7 t, }
- opacity: 1;" l( b& b. T& D4 G* V2 x3 O1 \* ?
- }2 m/ }$ o) ^/ z8 E9 q r: K' i
- .dropdown-trigger::after {
) W2 f; c* B' e9 a6 y. `% u - content: "›";
' ?& M# ?3 V) G7 a; e( L6 B. _ - position: absolute;
& |* K) R, O" w+ ?3 C2 s& n - color: #ED3E44;: G" w0 ]8 P; J- R% E2 l+ f% T
- font-size: 24px;
1 \: |' X" L4 S. {& D% O - font-weight: bold;9 v d; q9 d* X0 Z! v$ `2 ~
- -webkit-transform: rotate(90deg);: V; V6 g3 p; B- v t" m
- transform: rotate(90deg);
7 h2 N- d! N5 ~( C9 ]$ \ - top: -5px;$ {! D2 t0 I* p, W* t9 i
- right: -15px;" Y* |+ I3 v9 y% J f, Z
- }$ c1 r, A0 v! w' r0 R
- .dropdown-menu {
( Y' w& g: U' v$ H8 X - background-color: #ED3E44;
# I9 x+ ?2 H2 C2 F$ f - display: inline-block;
: O# ^$ ~3 M' ~+ N0 w, F4 u( J - text-align: right;
B/ j4 t1 |3 d( T5 Q2 _' o - position: absolute;
. X( f1 O9 W' |+ c! m - top: 2.5rem;
D# j) ^' K( w. ?) B - right: -10px;
7 {. W ~ U. I N - display: none;
5 O8 G9 }" r. ^( s' P" A6 @4 S - opacity: 0;8 ~5 w$ A- q) Q2 q; \7 K& H( O
- -webkit-transition: opacity 0.5s ease;3 K. i% F" Z2 |! L! J) o9 D
- transition: opacity 0.5s ease;
; H1 l+ @) U1 k, g3 m - width: 160px;5 C5 B+ l. v' p
- }
& U7 D* K- Z/ I4 w - .dropdown-menu a {
: `6 C, A8 r- r/ q8 x+ a - color: #fff;) D8 `8 L# i$ E5 q
- }2 T! z7 K8 b& A8 @% s
- .dropdown-menu-item {
: j o8 C- }0 b$ m" a - cursor: pointer;1 t! a9 e# `+ [+ [
- padding: 1em;; u7 q1 r' }5 l5 c! G
- text-align: center;: p7 E ^3 _+ ?( d
- }/ J' T# k, R) x, j3 ~
- .dropdown-menu-item:hover {3 a! m7 { q0 T+ V% _$ T4 T% t
- background-color: #eb272d;9 u# ?2 [& f5 R
- }
复制代码 , s# L7 ]9 O/ w2 _9 [! c4 ]1 [
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
; |. g! f* a' d5 ~. ^' l - <!-- Checkbox toggle -->( \6 D0 _, R" l# S- M
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> b( e. m& S: p7 I# h( i, t( V, x' w* B
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- u& Z8 \% A, `: a% b% |9 J* D - <!-- Content to toggle from www.mfbuluo.com-->
4 Y% p0 Z+ q& `! O2 Y - <div role="toggle" class="toggle-content">; W7 n' c9 b" t9 B
- BA-NA-NA-NA!
+ a- M$ \3 k1 j0 T. F- l2 ~ - </div>7 p+ ]! t* H, j3 R- r8 O$ z
- </div>
复制代码CSS代码内容如下: - .toggle {
3 B# g; Y% I% ]# G0 s! f% K1 a5 v9 E - margin: 0 auto;& I' ^ ~7 D4 E0 v5 j# i
- max-width: 400px;% |# L$ `" a7 N. _; Z
- } S5 M- I8 z! ^' P
- .toggle-label {
% }8 d2 C5 Z- ^+ P# N - font-size: 16px;
, h& ]% g* t* B7 j8 F4 |% d - background: #fff;* d9 j' \8 w- G, N" |
- padding: 1em;
, V2 c6 N1 g1 T) R - cursor: pointer;
4 Q& z R1 X$ z3 P% J9 W0 z) [ - display: block;- F2 R2 t6 I* t* x) e- G) A
- margin: 0 auto 1em;
# c* ~ ?( C. e: Q8 Q0 u& V - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* H6 ^) i$ M# [: d - border-radius: 4px;
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- .toggle-label:after {1 e% K% e2 R8 r( X6 E# ?2 q
- color: #ED3E44;( E1 C; `6 g- d3 m6 d
- content: "+";3 f5 V. u* N- ^1 i0 e! h
- float: right;
* b5 o' [6 `$ D) i; O* b9 P' n3 M3 H - font-weight: bold;
( H8 t! q! M6 X; A- Y! H6 u - }
; p+ \$ ~, R3 F- ]9 B% [ - .toggle-content {3 b4 ]4 g- i# n$ h- }
- color: #B0B3C2;
; n4 Q6 ^( a( ~( Z6 @5 F6 A - font-family: monospace;
- a) {# ?* f8 J - font-size: 16px;
, h% s; O( T( p7 s - margin-bottom: 1.5em;
4 k+ u. A$ l% o( x$ T! b1 i6 L - padding: 1em;/ e! h- g d' \& T8 d8 k) e3 | H
- }
% ?, S' j J! H* J. H T0 @ - .toggle-input {
, I% j# F, f% b5 M! j6 F$ n - display: none;3 J+ `/ v: i! b% [' Z0 W
- }% V. p9 R& P: d8 M& p' f$ o
- .toggle-input:not(checked) ~ .toggle-content {$ E% Y: ^% ?: \, X j
- display: none;* |* x0 h& A. ], O0 W1 b: |* Z9 f
- }1 e4 z, W- n, X- y) z1 ?
- .toggle-input:checked ~ .toggle-content {
' R/ B, {8 j' V z$ y) f7 ? - display: block;: R- Q+ [9 f: a D: X; h# B+ M: W7 l
- }
4 s) N' v8 [! c1 m6 f* N% P - .toggle-input:checked ~ .toggle-label:after {, X( M/ R+ |+ z# @5 j4 P' b
- content: "-";2 F' T& d( p1 F3 h* _2 C
- }
复制代码 9 D4 Q1 J# o5 j1 C/ p. J
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