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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!">
5 }& e7 k& K# A, H) y) C3 J7 j - Label for your tooltip" n5 v4 a4 f0 J5 j+ ]% R! D9 d0 ], A
- </span>
复制代码CSS代码: - .tooltip-toggle {; Q( `& _0 O5 m) e
- cursor: pointer;% j! R* K1 {" k, Z b% f7 q
- position: relative;
# J( P1 ~! L# M( r. ?, t% X; O - }
$ ~3 j0 R4 Q+ r) u* S- R8 c# K - .tooltip-toggle svg {
2 Z1 w2 b$ _5 B, v/ ^7 L% W - height: 18px;
! r) \+ t5 B: J d - width: 18px;
; f5 ~. `$ I$ Q, D$ [( ^% F3 h - padding-right: 0.5rem;& A' U) `, Z6 y
- }, z* `0 }* x o3 p" Z# |! [
- .tooltip-toggle::before {( X6 K# @) [& O9 X/ ~( t0 g
- position: absolute;
3 S# H K- ~8 ^% c; b0 }) u$ s - top: -80px;) d" _5 G4 q8 Z( L- R2 M" n0 @9 \
- left: -80px;
% S. \) T' p* ?$ J! R - background-color: #2B222A;$ R) |) f* i3 G7 @* A
- border-radius: 5px;
" {% x6 E% M5 V* e - color: #fff;
6 g ], }) C! t; c8 } - content: attr(data-tooltip);
* N9 R% \! `( m8 j# V - padding: 1rem;
' m3 u9 D! t9 v0 r/ s - text-transform: none;0 ~# ]3 k3 \" ?2 K+ Q: N' N/ q
- -webkit-transition: all 0.5s ease;' l- u: J; ~, O% `7 Z
- transition: all 0.5s ease;& w& b0 w( H3 A
- width: 160px;
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" [* @& r0 w. [7 e1 o$ k# V" C% e - .tooltip-toggle::after {) S8 t7 j$ q4 R9 t0 A8 @
- position: absolute;
2 r, ]' O ]7 E - top: -12px;2 D2 i. P2 l$ K& U( I1 y
- left: 9px;
/ A& }# l( X5 e8 j6 D- Y0 H1 ~ - border-left: 5px solid transparent;
: X6 u- M3 g$ A8 m2 z5 ^9 H" ~ - border-right: 5px solid transparent;0 Y+ g/ u, g6 b9 ^6 E
- border-top: 5px solid #2B222A;% E2 R0 i: D. h3 J$ G# M
- content: " ";
0 _1 i8 M" p+ v2 ]4 M/ k ?) O; ?( B - font-size: 0;( w. F/ t8 d6 ]3 [- D" b' d
- line-height: 0;0 _+ b0 f" K! [3 r
- margin-left: -5px;
! Z) [6 L9 u1 Q; x9 s+ X - width: 0;5 N3 [- J7 d' [7 c i, R) G
- }
/ x' ]* o& B- u - .tooltip-toggle::before, .tooltip-toggle::after {
6 ?2 }- G) ~, D8 m6 e - color: #efefef;
: r# |- i/ u! P. K) x - font-family: monospace;
( r) t2 n* R V& E9 Y3 t - font-size: 16px;9 I) m1 h$ \" ]0 `2 K+ |9 S5 a( W
- opacity: 0;
# }9 q' c0 L$ x9 Y2 S - pointer-events: none;; O( X6 Q; F: O
- text-align: center;
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8 x: S7 d$ i! f - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 b4 L2 D% C: v3 J+ Z% _
- opacity: 1;5 R* R* G& ^( {* x' S4 z
- -webkit-transition: all 0.75s ease;
2 L0 a* |/ s) _- M0 h - transition: all 0.75s ease;* t6 m2 m6 I6 U- a$ }6 q9 |
- }
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 Q& U! Q0 J8 Y9 }3 v. c - <ul class="nav-items">+ D. ?! R! c7 X# F' T$ a9 v v8 ^
- <!-- Navigation -->3 j+ `3 `% d) @+ h3 _; T3 Y2 G
- <li class="nav-item"><a href="#">Home</a></li>- n* ~6 u; C- P8 _0 z
- <li class="nav-item"><a href="#">About</a></li>' x5 s9 V R6 k |9 @4 j5 G
- <li class="nav-item"><a href="#">Contact</a></li>0 |4 T. V; @, J1 C+ S5 _ Z; Y
- <!-- Dropdown menu -->0 R e# y# A6 H) }) n
- <li class="nav-item nav-item-dropdown">/ [& @2 I) m, v4 h
- <a class="dropdown-trigger" href="#">Settings</a>: i4 g9 l0 ~3 B. ^* D1 Y
- <ul class="dropdown-menu">: p( T3 [* o" M; v6 y" R
- <li class="dropdown-menu-item">
' `3 K2 f) N# A4 b m; n0 i& B - <a href="#">Dropdown Item 1</a>
8 t; j* q( t1 k1 v - </li>$ ~% j% q0 q" T$ r5 D0 k8 U
- <li class="dropdown-menu-item">
/ g& E% }( ?7 u - <a href="#">Dropdown Item 2</a>; w: d( A. b6 g* p- K: J* }# E
- </li>3 A7 m; Y3 D1 o: }$ H
- <li class="dropdown-menu-item">/ w9 \3 e: {: t
- <a href="#">Dropdown Item 3</a>
5 k: Y# K" S- G# ^) n* l - </li>0 I) ]: C4 J( n F4 B
- </ul>
+ q7 ~8 }" H6 g - </li>
7 m* [% O5 h& |% R* J - </ul>$ k* @% U1 k: l5 k3 P! J8 K
- </div>
复制代码对应的CSS代码如下: - .nav-container {3 _. d3 d. L' H. l3 L0 y
- background-color: #fff;
I i' b* I: v - border-radius: 4px;
4 B) ], R$ X ?5 O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" I/ J$ o+ ]! v* u - padding: 1em;( D5 B9 ]0 Z9 O
- border: 1px solid #eee;
" {9 w* }3 k. A- E - display: block;
! R, A+ ^) P R. o* K# | - max-width: 400px;8 }. Q1 k0 Q! D8 J! }. n( C
- margin: 0 auto;( |- e: O2 o/ g8 t2 a( c, L
- text-align: center;
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- ul," E! l$ \- ~5 i" ?; W
- li {
4 \! {4 h/ N& N5 k - list-style: none;
1 D& E+ u' c3 c9 r7 H - -webkit-padding-start: 0;
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- a {0 h4 J. T, l N+ e; @5 ?
- text-decoration: none;) P) l: i) L8 Y+ X; P1 ^
- color: #ED3E44;
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- .nav-item {
$ F5 C. O. U1 `; | - padding: 1em;% W% P/ [: K+ j( `# S
- display: inline;' ~) C$ z8 N% y4 ?9 S' b7 v, M. k+ z
- }
5 `- D- f$ d( P - .nav-item-dropdown {, d% A) _8 ^! a/ x
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
4 s- D' M$ |' u$ D - display: block;# g# B N- ~1 Q+ @
- opacity: 1;, V1 A6 r9 U; T+ |. b( e
- }
. y: P) y- y* h7 l& \$ h0 m - .dropdown-trigger {8 y, q7 ?1 ^1 K8 Y$ Z. @
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
4 T+ u3 ^5 e1 Y2 y% E5 F - display: block;6 y6 f1 Q' ~. Q' L/ _
- opacity: 1;* v! P5 `8 f: j5 _, D+ L
- }
! T9 s7 ^0 _) b - .dropdown-trigger::after {
- J1 Y6 e2 z, h6 Z2 C4 } - content: "›";( u/ [, Y; t) W+ W `
- position: absolute;+ j4 t2 V- @6 Q( e6 D
- color: #ED3E44; ?) S) F! k3 p9 Y4 e: R8 c, F
- font-size: 24px;" V7 M4 t+ U d0 n9 Z8 l, F$ Q
- font-weight: bold; W0 g1 u2 H0 e6 j0 O1 H
- -webkit-transform: rotate(90deg);2 y' s: L6 e( T, Y6 F, y0 G
- transform: rotate(90deg);
0 r3 c( |$ d0 J0 {& | - top: -5px;# e* x( h, l) K8 k
- right: -15px;0 M2 A; \* P: J$ f, V
- }. S: L+ ?- e3 v. a1 ]
- .dropdown-menu {
' ?( N1 m' [9 c2 |. }: [1 C) ~& Z0 ^ - background-color: #ED3E44;
/ g0 N" j7 H7 ? - display: inline-block;# E A" _1 v4 K8 \! H
- text-align: right;
0 K6 T9 \3 a5 B9 P0 R# a! M - position: absolute;
7 G4 f# T+ {2 V: V) s r - top: 2.5rem;
# g% S8 H: h' R% R3 F - right: -10px;7 f! e2 c6 q" \6 _6 w; P5 V
- display: none;9 T7 ^: s8 }1 x: P# M/ h0 C
- opacity: 0;
2 u5 E' `' {, b3 x - -webkit-transition: opacity 0.5s ease;
9 Q) c! }& L" u1 @ - transition: opacity 0.5s ease;
5 A+ q' ~2 f2 V - width: 160px;0 ^* H5 X5 J2 U9 m' J. W
- }
: y0 x; Q& U. V$ D8 s, ?) A - .dropdown-menu a {, }' M9 o, B; A# a4 D
- color: #fff;
& A7 O/ V& A2 L& O/ M% {' T - }
7 t5 \7 e4 p! a1 E O - .dropdown-menu-item {7 @6 {2 C# q/ N! ~6 [% k* j( f
- cursor: pointer;* C( E, @9 T+ m
- padding: 1em; X4 C5 c$ L' _7 n8 f
- text-align: center;
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- .dropdown-menu-item:hover {3 y* K( I( S6 n8 Y* F
- background-color: #eb272d;
$ u7 @5 j# i& P4 ~ - }
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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" ~+ q, K" D - <!-- Checkbox toggle -->
$ X( w* d( S2 @- ]7 {2 q( G - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ X; R: L: G9 l+ V3 E* Z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 `# u o3 L5 w. F ` - <!-- Content to toggle from www.mfbuluo.com-->, I, Q6 K2 P! v4 ^; }
- <div role="toggle" class="toggle-content">
, a; y7 Z! z; [5 o3 j) D- z9 `, h - BA-NA-NA-NA!
. J4 H2 A$ R" t& @9 }$ D# o - </div>& J/ r/ r; ^: K6 q
- </div>
复制代码CSS代码内容如下: - .toggle {
8 ]* }5 X7 A+ H: M - margin: 0 auto;
0 b! G! p* u" P* t, Q7 H - max-width: 400px;
1 K) l" ^; [! ~' Q- g& R - }0 O/ j0 n" l+ B) c% [' T
- .toggle-label {
0 T8 s# K' p& W - font-size: 16px;
% p" R' e; C) Y" z9 {1 V - background: #fff;; n- b4 E& ^+ a w
- padding: 1em;# ?8 D D9 n* ~) f; ?3 C
- cursor: pointer;" k- S8 m- W; P) s
- display: block;
5 O2 a9 U1 C$ D& C. m - margin: 0 auto 1em;3 H& N3 E6 t6 I3 E# Y( D7 s$ D
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 [+ M7 R* V) d9 i8 U. g3 H2 l! I2 k - border-radius: 4px;
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- .toggle-label:after {
) X3 e* O2 y0 P( A - color: #ED3E44;
' n4 h; g) v7 H - content: "+";
2 n; d" c# q8 ]( n' ^2 L* V5 e4 s - float: right;
1 h0 G+ A5 b$ w' J9 I; ? R/ ? - font-weight: bold;, H; W5 s# t& [4 ]7 p7 s$ ^
- }4 v" |4 E8 D# C* \+ ]/ o
- .toggle-content {
* J4 s' P' W8 O, ^% a K' G - color: #B0B3C2;5 l! y( m: a; M# r7 E5 r0 c
- font-family: monospace;
/ f2 m _" R+ v1 D! U8 r - font-size: 16px;8 `3 z# J6 f: m9 ]
- margin-bottom: 1.5em;7 H+ T& y) A2 D% N& i. [
- padding: 1em;
0 Q- V. I# T# P9 q/ a1 I - }
5 {3 n* {+ X M4 O - .toggle-input {
8 d( L# ^7 E" u3 ?+ a5 q - display: none;* @+ K! c3 Y" ~
- }
5 |8 ~; ]2 v3 X - .toggle-input:not(checked) ~ .toggle-content {
! _5 @' |/ n& B D7 E5 e - display: none;
6 z, N, S: j0 K N9 d! I3 e - }
9 a5 D" d& O x3 ? - .toggle-input:checked ~ .toggle-content {
5 w; N( |0 }6 p) r - display: block;
P1 A4 x# K# A* T& G; U7 R - }8 d- C: D0 w7 }) I% c5 T
- .toggle-input:checked ~ .toggle-label:after {
4 @& `. j6 [- p# p! v - content: "-";
+ E+ F1 y& v1 o5 ^* E - }
复制代码 ! j$ `( ]! C1 }' @% y; P. T
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