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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!">* I5 n- C. M. e: D
- Label for your tooltip/ A; S" {8 Q. i& h( A
- </span>
复制代码CSS代码: - .tooltip-toggle {7 h* V! A8 N, q4 \& b o
- cursor: pointer;5 A8 y0 u, Z/ c3 M' l. c6 \6 I! n
- position: relative;3 X- ]+ h- Y7 Q2 u$ T/ w
- }% ^$ {6 M+ `1 v& h/ n% a3 a- v
- .tooltip-toggle svg {
+ z ?; }9 T/ H - height: 18px;
% F& i" ?( o& b( K% O3 ~0 [- v f5 n - width: 18px;
- l! M8 k2 k! f- e; P4 a - padding-right: 0.5rem;( h5 H2 G$ f1 M- R# D/ q. a3 ^
- }
8 ^0 w4 H3 a( l, \% B8 `1 \ - .tooltip-toggle::before {
0 m+ u5 ?5 Z/ C F. b# {% [* f - position: absolute;
! @$ [- q8 c& F+ a - top: -80px;
o$ _0 Y4 L) n; A. I5 k8 n - left: -80px;
+ \9 x' E. k7 h - background-color: #2B222A;. L( G$ Z6 \% ^/ s3 X% ^. ?
- border-radius: 5px;5 e; W- K" ^3 j8 c R
- color: #fff;
0 T b* J$ m' P1 }) _ - content: attr(data-tooltip);$ `, |5 O$ \; q$ e. n; d
- padding: 1rem;
) b6 i* Q) h2 L! T* ~/ | - text-transform: none;5 s a2 V7 t+ w& G, _+ A- L
- -webkit-transition: all 0.5s ease;- i& I9 \; S8 a5 C2 A3 D
- transition: all 0.5s ease;8 A/ m, x. |3 a {* x, b% H1 E- p' M
- width: 160px;
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0 L2 j! }) b7 U5 z( u( `* { - .tooltip-toggle::after {
f2 W }) o3 H: H4 e5 k - position: absolute;& V! B4 b p' }
- top: -12px;* R% f* u& Z% ^) m( r J' ~
- left: 9px; }- l; D, ~& @5 Z, d$ Y
- border-left: 5px solid transparent;
6 S T! {3 o( F$ X- t, N5 ` - border-right: 5px solid transparent;- [0 {0 y* m; w. m
- border-top: 5px solid #2B222A;6 y9 |3 S; x6 Q# T0 H, @2 p0 Y; V
- content: " ";: E* w, a- d4 F& g4 e* L- F2 \/ [
- font-size: 0;( _; o" M# ^- Z& ~4 ^
- line-height: 0;& ~+ V0 }9 R, n9 \
- margin-left: -5px;
. U+ M# _3 c* u6 f, x - width: 0;" I: X- w* P1 _5 R+ T; a
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- .tooltip-toggle::before, .tooltip-toggle::after {0 n: L9 t6 S5 W% M4 q# W; M% d
- color: #efefef;
$ m7 w; E6 j* ^! Y - font-family: monospace;
7 F' ?6 W5 A" ?8 l/ j" I - font-size: 16px;/ W" v0 ^* h6 I. d% O5 ^; ]
- opacity: 0;
4 J' J {, b, m4 z- m, b - pointer-events: none;1 R- Z! N K. [
- text-align: center;
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& k1 Y: [4 K0 M# s1 ^ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# |4 c& r0 K9 l3 ~1 A
- opacity: 1;" y9 V( x. c) S/ l+ C
- -webkit-transition: all 0.75s ease;) k# U; B8 h) k( I% H: m
- transition: all 0.75s ease;% | r% _2 m0 l0 Y1 v
- }
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">
( a3 t1 z! Y# z; N: E - <ul class="nav-items">
& m# U7 C* |' a9 ~7 X( h, P o9 c - <!-- Navigation -->
% m# i; [* A; N. |( X/ R1 E& M - <li class="nav-item"><a href="#">Home</a></li>
* r' W1 E j; R+ _+ y+ T$ J - <li class="nav-item"><a href="#">About</a></li>' x% M8 \+ ^) G( O; s
- <li class="nav-item"><a href="#">Contact</a></li>! W k. g8 i# m2 Y. R
- <!-- Dropdown menu -->
3 @0 m! w- I: z7 E" F' ]: o - <li class="nav-item nav-item-dropdown">% F! Y3 Q# x- q' L
- <a class="dropdown-trigger" href="#">Settings</a>* \$ a1 j: D" ?
- <ul class="dropdown-menu">9 J3 y# ?0 m( A) ]+ L; u6 P. }
- <li class="dropdown-menu-item">, v- n$ C3 |; u! U
- <a href="#">Dropdown Item 1</a>
[; h: `4 A1 w - </li>2 Z& Q& ~: G7 b' b6 v8 ^! T
- <li class="dropdown-menu-item">
8 m9 }+ \8 p) [; u; E. h - <a href="#">Dropdown Item 2</a>
6 k- F S- O+ j- x9 F. f - </li>
6 B0 M6 B: \3 c0 G4 ? - <li class="dropdown-menu-item">
4 p" j) {/ `2 Z5 N W: x - <a href="#">Dropdown Item 3</a># y1 t, w# G# k- I- M* _
- </li>0 }9 j& U6 t& C! M c. X1 s
- </ul>
- j& [& L ^9 m+ J7 h& ^4 a5 D' e( a - </li>
) B# v' _6 e- O/ e - </ul>
; g! o+ J6 p$ B" S - </div>
复制代码对应的CSS代码如下: - .nav-container {0 d' r! J! T1 m% x
- background-color: #fff;
2 s/ P. q% T# Q- G - border-radius: 4px;) v! h9 c- [$ Q8 n, V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 e6 j# l( G' s/ o2 | - padding: 1em;' m1 t+ M A( o0 u
- border: 1px solid #eee;
( |. j$ z/ V; J+ | - display: block;
8 f2 `8 V; p3 J - max-width: 400px;% x8 z9 M0 K1 V% i# u6 f
- margin: 0 auto;1 O$ m! O, x1 c8 h, l" ^ p
- text-align: center;9 ?, P' A1 w* r4 Z' N3 i9 ^* `
- }, \/ N; X* X% M4 A- ^! \
- ul,
( ]& }1 z* j! S. s6 j: O5 \ - li {
' W5 [+ X8 R9 P- Z0 O$ z1 Z" u( Q - list-style: none;
( O$ g9 Q5 g7 E' N/ f& | - -webkit-padding-start: 0;5 N, d7 M8 C: M1 a+ W: z% ]) U" \
- }
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- text-decoration: none;& B8 \4 D3 |9 t/ O
- color: #ED3E44;
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- .nav-item {
H& V _. o; w - padding: 1em;
* V; Z G% ` M& R - display: inline;/ a A+ e( R* O/ _5 ~# _8 m
- }
. l! u3 {; @* {, X$ R - .nav-item-dropdown {
e1 q; a; F2 w; B; b, q - position: relative;0 E5 ]/ X1 w' u7 b6 ]( P
- }
7 u# R, t2 ]1 C7 G1 O$ O - .nav-item-dropdown:hover > .dropdown-menu {
* e$ O' e4 C% v8 O& h: x - display: block;
0 Q; z9 M5 c& ] p! h/ x- _ - opacity: 1;& @& E( c: M" s( c9 `9 s4 W; ^, U/ {
- }% ^& U% d/ s: }- I- ]
- .dropdown-trigger {
9 w4 h) {; R2 H! ` - position: relative;
& z# R: k3 z, D - }
) o/ D9 j* A2 z" d9 Z8 T- s# {, U - .dropdown-trigger:focus + .dropdown-menu {9 `3 L, [; F% e0 Z; [, _
- display: block;, E3 h$ I8 V% n, l2 m" |
- opacity: 1;
# B0 @( M( ?) @9 X: A1 s; T - }
( M f3 d$ N2 I) G* q N - .dropdown-trigger::after {+ _; j4 ~( N# q! z4 Q
- content: "›";
3 Z1 C0 T* V! i4 F3 P/ R r - position: absolute;
8 Y% a% f2 A3 y: x$ G* z) V5 V: Q - color: #ED3E44;
3 a& g. x) Z6 A4 _3 b. U7 h8 E7 o - font-size: 24px;
/ v! n/ [: X ~4 W/ K$ w - font-weight: bold;
+ |2 ]9 E+ x* ^9 X5 N - -webkit-transform: rotate(90deg);
( F* u$ A3 X4 V# \6 G3 W _ - transform: rotate(90deg);9 M, m' \. _7 u+ P/ I! a5 Q) C
- top: -5px;
( v, r( D) a, s6 u: y - right: -15px;2 y+ q: [. Z' r. [- X1 X
- }
4 J& r% B4 K! Q0 s; k7 r/ S - .dropdown-menu {6 w. U* K2 F5 ~
- background-color: #ED3E44;* z* Z1 \) O- X' G# u6 m9 | q3 a
- display: inline-block;7 @, Q# t. ~5 B$ S: H
- text-align: right;# _: S% @* a2 w
- position: absolute;$ w* B) L( J- L% h% I# c: z
- top: 2.5rem;' B& i) Z& {5 _- M4 R) ^; R
- right: -10px;
8 u$ `3 y- K F - display: none;
% C# N1 y% D9 N+ M - opacity: 0;
/ ^1 F+ B; F8 p: A; p0 c) H - -webkit-transition: opacity 0.5s ease;' j6 l. y# y2 _3 N
- transition: opacity 0.5s ease;! A3 p% w a2 m" F: Q4 L0 A* t
- width: 160px;
# ]% C: x6 ~5 F# z - }
7 Y. B, I/ h$ T: C, D% N! v - .dropdown-menu a {+ L$ b( i6 _3 g/ I3 E; o1 x* ^
- color: #fff;" m; \( R7 {% T3 V! \
- }
" l' R! R( z: c6 r - .dropdown-menu-item {/ d# c5 V& d8 i2 C
- cursor: pointer;1 `1 a& q1 o2 Y+ D
- padding: 1em;
- X* V$ X" c) V! ? - text-align: center;
6 y7 c/ v* x7 b9 D' h - }
$ R7 F8 M8 n4 W; X - .dropdown-menu-item:hover {
9 h w( r0 a; g! J/ s. } - background-color: #eb272d;
$ b: M9 l" b2 e( v$ [; l' f - }
复制代码
$ a. r3 U/ ~, I. x ^1 d可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! O. o- B! m) A i
- <!-- Checkbox toggle -->
8 v# {, \5 U- S! N2 P; W8 }! Q6 S - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 r% ? R1 ]/ i' _- F C. e$ ~( V
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 i" `: g. q$ S3 n D$ @9 r* _1 T
- <!-- Content to toggle from www.mfbuluo.com-->& E9 j, `4 x6 h$ G# s: i, [' N
- <div role="toggle" class="toggle-content">
3 g; {1 X5 N4 }8 v, [( j - BA-NA-NA-NA!
; e) R* t" W" o9 t* x% X- m9 ^ - </div>: K. T6 x/ t6 V& g% s
- </div>
复制代码CSS代码内容如下: - .toggle {3 h3 S$ Y! q, U4 g
- margin: 0 auto;
( ~( L% @/ u$ a% j* f) ~ - max-width: 400px;
5 w1 c& E& s+ |7 H* E+ Y - }
& h" Q5 x. g h7 [* v/ S( W% h0 Z - .toggle-label {! I; Q9 D% Z k/ z1 k5 }
- font-size: 16px;
' @- O+ b: Z7 n# o6 R - background: #fff;
) A4 [3 I8 s! S* s! T: E+ F' J - padding: 1em;, A: Z$ H& L |( \
- cursor: pointer;
, K0 f/ ?% G: L! k - display: block;
! ]/ c- T( f# g - margin: 0 auto 1em;
# i1 U# R2 O8 E+ E6 ]3 F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" b, Y& k" f! r- V) |
- border-radius: 4px;
4 I. X9 f. l$ V1 J: X, E& x - }+ f! g5 k. @% s2 A$ l9 T8 n- V
- .toggle-label:after {- L1 Q2 u$ t: g7 G
- color: #ED3E44;
. }3 S- m& F |9 K - content: "+";
- ^ D1 I7 \- K) s0 [ - float: right;
! I. w) f3 o+ a: ~' B: X2 v - font-weight: bold;( q6 [0 Z! ~/ y2 k0 [% X
- }2 q- R Z' F# N# q6 m4 s; z3 l( f' U
- .toggle-content {
' b' l ?) M- N - color: #B0B3C2;: F8 \$ T8 { c0 f4 G b; H
- font-family: monospace;
, a, \% h3 B; h. Q J/ M - font-size: 16px;
9 X; e( T) J9 Z - margin-bottom: 1.5em;
2 Y: ~* x) r$ t! |+ } - padding: 1em;
2 R4 @" L1 ^, k$ X6 t6 h+ o% }& I - }: \, I* j* h3 V/ j- }
- .toggle-input {8 U) Q. O# T; t9 P
- display: none;# U; e# A7 @' c
- }6 b" L4 T3 H; O; y! }. t; `
- .toggle-input:not(checked) ~ .toggle-content {
) b4 E5 h! H/ D I - display: none;( o |7 i4 x- F) s
- }
6 X0 s1 {: V. h, C - .toggle-input:checked ~ .toggle-content {
* I5 i3 p+ L; C# L: S* D - display: block;; f- P! R" l# w ]
- }
r: g: P* z; s% X- Q2 p' W, H' B - .toggle-input:checked ~ .toggle-label:after {2 _7 B0 a: _3 T# O2 ~
- content: "-";: _/ F& c# Z9 B- l, @1 p! h
- }
复制代码
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