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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!">- P ~ f& X: P g" `, m
- Label for your tooltip V, g& y7 @6 R/ R/ Z. g
- </span>
复制代码CSS代码: - .tooltip-toggle {' I* O) D& w9 `; N/ I2 q
- cursor: pointer;5 w9 |; p/ C" P
- position: relative;
! O" x! W! o. @0 ^4 y& u8 T - }
* G6 K4 u' w7 ^& X/ A/ N4 x' ^2 g - .tooltip-toggle svg {
. m) x1 z: @/ L* X - height: 18px;( u# \, P2 t; f. t
- width: 18px;8 L# t2 d4 E: P% K" Q. p' O
- padding-right: 0.5rem;
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: X3 j8 a3 U3 u1 ` - .tooltip-toggle::before {1 W; d3 M+ K) y1 h0 x
- position: absolute;
4 o1 z2 L6 ~4 H - top: -80px;: w, N5 `: R2 v9 F5 L+ G" B) w2 l p
- left: -80px;4 e3 P q E# v
- background-color: #2B222A;7 L' V; V0 A* ^& L. G* g) p! b; Y1 P
- border-radius: 5px;
, m0 x, x: s; \' M& n: k, |3 x: K - color: #fff;
2 E$ t( S. C1 f' R* M - content: attr(data-tooltip);& W8 x% y5 H* p3 d# L
- padding: 1rem;) M: k9 Z T2 t9 ~8 q% ]
- text-transform: none;5 C8 n* Y. e9 x( D1 {& `4 f5 u
- -webkit-transition: all 0.5s ease;
9 R! e |4 Z, z* w - transition: all 0.5s ease;
3 D' k$ U4 i4 P% h( ]0 o( { - width: 160px;4 a3 S% D# G+ k' ? ?0 x' P
- }1 X1 Z- @4 q# u# b2 w
- .tooltip-toggle::after {
" F/ |( G/ S& Q% g# w, D3 b - position: absolute;
2 Z) B+ X9 p3 A: T) _: e - top: -12px; h: u& G1 J) N1 H+ P
- left: 9px;9 _1 e6 m# P# `) [& y! b' R
- border-left: 5px solid transparent;) M8 `) Q9 c; D; b: D
- border-right: 5px solid transparent;
3 K4 j0 s. A0 b" c8 F; M. O+ P - border-top: 5px solid #2B222A;. U, E; u% {( {9 S; t
- content: " ";
$ y+ q' C+ D+ ]& U) F' T - font-size: 0;; `% ?# k) o3 L# s; `! W
- line-height: 0;
+ T ]3 {) a+ {! [0 c; ~/ d' l+ m - margin-left: -5px;
7 f w2 y+ M8 { - width: 0;
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% b$ {0 h' ~$ H. g6 x9 Z - .tooltip-toggle::before, .tooltip-toggle::after {
( D' e7 G/ X8 q2 S/ C" g' Z - color: #efefef;
' O1 |- {5 v1 Z3 r9 c* ` L - font-family: monospace;" r: D' m) U( T: M" q/ C
- font-size: 16px;# r. a Y" N; U+ D7 Q, Q+ o
- opacity: 0;
+ o0 P0 q- A9 q0 `' r) C1 m H - pointer-events: none;' N. ~1 a1 n$ n0 k1 V7 W
- text-align: center;/ b [( ~+ p+ s
- }
! b' E* p3 I8 B. D4 H; ^/ l" b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, C5 o2 _3 h' i2 g
- opacity: 1;
9 ]; i/ X% R0 g - -webkit-transition: all 0.75s ease;
! A: Q; K# h$ Z/ ]5 {' h, a - transition: all 0.75s ease;0 c0 r/ Z& p1 P
- }
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">
4 {6 s( e# R) V - <ul class="nav-items">
$ A. v( ?! X; e [1 ~) \5 Z7 w - <!-- Navigation -->
8 t6 s8 j( m/ Y - <li class="nav-item"><a href="#">Home</a></li>) }1 ?5 C, ~+ O! A) ^
- <li class="nav-item"><a href="#">About</a></li>+ m& [, g! U( d$ [
- <li class="nav-item"><a href="#">Contact</a></li># ]# k8 i- K4 i7 q4 {' W, J4 k9 y
- <!-- Dropdown menu -->. q$ Q7 L# {# | h N
- <li class="nav-item nav-item-dropdown">0 I) U H, O* w& k6 x
- <a class="dropdown-trigger" href="#">Settings</a>
" u3 Q' q6 m- W$ U- g% ]% d - <ul class="dropdown-menu">
$ A! X; y. _# ^% k7 d- E. v4 V2 S - <li class="dropdown-menu-item">/ f4 {9 V- D+ H! L2 R$ F6 `: M" w
- <a href="#">Dropdown Item 1</a>
+ G, M, N# R) q/ N- O - </li>5 ]# f5 @9 Z) f. t. f- N
- <li class="dropdown-menu-item">% E7 p/ O4 T7 `2 c# Z
- <a href="#">Dropdown Item 2</a>. x5 S! W+ I1 m* I
- </li>, c7 c: B) k( |3 l0 o6 p8 T
- <li class="dropdown-menu-item">
( L: m, p- D' D* d0 ^" J - <a href="#">Dropdown Item 3</a>
% U; Q9 f% E4 t9 t6 n0 y - </li> N4 _2 i) I/ C q9 E- n
- </ul>
9 w9 @$ h. @6 y - </li>
! F R' s# R0 u) g7 ~ - </ul>
2 }( t/ G* K8 _; D - </div>
复制代码对应的CSS代码如下: - .nav-container {9 z) e# w/ @! W, Q( d
- background-color: #fff;& s1 W" v1 F& Y' B8 p
- border-radius: 4px;2 n- R9 W' Z3 h* C: a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' X c# }# {! a" g& ?
- padding: 1em;
5 s% p9 b2 F) I2 j- l - border: 1px solid #eee;) ]: C' b# W/ j. }5 V' M6 D
- display: block;
7 v. i, [$ U" q ^# u T9 x M t - max-width: 400px;$ X2 M3 J1 |/ G, @& z$ ~) h! C- Y
- margin: 0 auto;
9 q& t; Y5 Y2 H* i+ S - text-align: center;& Q' ~% v% b6 v3 F7 F3 h
- }1 H* [: ]5 @. l. q
- ul,6 \* Y1 c* f0 C3 e: s/ [
- li {
. P* e& U. v' ~9 P; A - list-style: none;
5 x( H' D3 x1 O - -webkit-padding-start: 0;
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- text-decoration: none;
2 s& k: N$ \: W+ M' ]1 l - color: #ED3E44;
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- .nav-item {
9 _6 P# Z( V3 c( Y) R( U3 L9 c: W - padding: 1em;
/ H2 V" S; L8 o, w6 w. @0 C1 O - display: inline;# A V2 m" i' i" l7 H5 I. `
- }
7 F. z8 Z$ K; H8 K! _ - .nav-item-dropdown {
/ v5 \+ i+ C3 @# U* I - position: relative;& ?! c" P6 ~& o, g1 H# W7 f2 p
- }
2 M O* E. O" i$ b - .nav-item-dropdown:hover > .dropdown-menu {. T* s; a% D$ D: }: l4 Q( I( i
- display: block;
2 p, I5 J% Y. f/ q5 h+ M3 H - opacity: 1;
$ T' S3 n: ~: s$ ] - }
- j+ p9 |. x' k - .dropdown-trigger {
/ Q" W! T. Q2 C - position: relative;3 y, d8 b: R) Y& \
- }
3 B* m5 n, A: m2 G; ? - .dropdown-trigger:focus + .dropdown-menu {
2 l f/ b- k" F- D - display: block;
: t: |) E: z3 Q - opacity: 1;! K5 O ]6 j k
- }1 _$ H* E/ q+ s: m
- .dropdown-trigger::after {$ t, t' B6 m6 h' L7 Z
- content: "›";
4 a6 Z9 m7 N; S1 G, N - position: absolute;( F" k2 J, \5 Q& Y+ i6 ^
- color: #ED3E44;
' z' a R% X, d - font-size: 24px; ^, F; A, J3 g9 T
- font-weight: bold;
, s+ R8 _% o& \& h2 h" h - -webkit-transform: rotate(90deg);. @1 E$ Y" r2 p8 I
- transform: rotate(90deg);
+ H. m0 Q( t. [- E - top: -5px;1 H$ N7 o6 W8 O6 t% Y
- right: -15px; Z! x8 [ Z( t" {; S7 D
- }
0 M3 d# R" W P" E F$ y - .dropdown-menu {
' V% [2 G) g/ x3 F6 s* p - background-color: #ED3E44;& v0 P \' Y$ i
- display: inline-block;
1 q& M; ~" P* N. z8 |. D4 L - text-align: right;7 d, i3 Z4 |4 _# @$ N# o- G
- position: absolute;( N; U b+ P/ [
- top: 2.5rem;
7 A2 ^! ^8 b8 @. |3 c; h4 C - right: -10px;
/ Y/ M! ` V4 @, z; y - display: none;* s: i$ U# c* c# P
- opacity: 0;2 E _1 t$ _& m3 W) X, ~5 Z
- -webkit-transition: opacity 0.5s ease;' W8 ~! |2 c& W8 C
- transition: opacity 0.5s ease;% q+ w2 ?( m- C' K( y, G7 U, C
- width: 160px;
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- .dropdown-menu a {
7 Y7 B* Y( I& X, H; G" N - color: #fff;
. b2 f$ a8 m. d - }/ C& m6 M. o7 G4 x
- .dropdown-menu-item {1 z, U3 H( J6 z) Q# j4 j7 h- |
- cursor: pointer;$ c* f+ ~9 e7 W5 _/ r4 H: D
- padding: 1em;
/ @, e8 \" h/ M6 J; ?+ }5 D - text-align: center;
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- .dropdown-menu-item:hover {
+ U; `4 }+ q$ c/ ^7 _; u& k - background-color: #eb272d;2 P: {3 m9 J' h. Q$ Q% ~( P
- }
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3 ^9 |/ Z; w0 C! U: ?可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# z0 ~5 r5 Z' G4 S- X - <!-- Checkbox toggle -->
4 n2 V5 g# U; L) g, K7 ] - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 s6 C* N; Q4 |8 o. b. A" @ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 m# k4 [0 X8 B0 H" I7 ~ - <!-- Content to toggle from www.mfbuluo.com-->
( N4 J( ]. \0 C* C6 K - <div role="toggle" class="toggle-content">5 m" R- R& ^# S$ Z2 Y
- BA-NA-NA-NA!
& p M0 U" o3 Y5 c* s, P - </div>6 @/ a9 @. y" j* p! p8 ~7 T" ^
- </div>
复制代码CSS代码内容如下: - .toggle {
! d. @3 {0 Z4 k$ ]0 O2 \- P3 g# O - margin: 0 auto;
- Q3 l7 ^0 i% e B. a5 b/ Y - max-width: 400px;
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- .toggle-label {
+ V- k- X9 Y4 q/ p- v - font-size: 16px;. O+ M! o; r& ~+ t$ A
- background: #fff;+ S5 `+ [/ i6 S2 i4 t9 D
- padding: 1em;
9 z! a9 u0 j4 ^( `7 T) n2 q' N6 [ - cursor: pointer;' P: W: r# H6 |8 N- o. ~
- display: block;2 V$ C3 @% A2 u K
- margin: 0 auto 1em;
$ {/ q6 y; j% x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% T0 o7 X( X, ^# {! N$ s
- border-radius: 4px;" w' V* x1 v j9 e3 k
- }# U9 \( |, v; z6 y. }
- .toggle-label:after {
" I; f W: F3 n& B3 J# S8 U, ]3 M - color: #ED3E44;
8 C& _6 t0 W2 q# ^* V4 l5 g - content: "+";
% i, @' s2 j( u. [- y8 J, z - float: right;4 i; F$ t, y. }4 N! t; G
- font-weight: bold;
: E6 w2 L2 E) U - }
9 y3 H! I6 M. T3 d6 o - .toggle-content {
2 {, ]# L( E# y7 j7 x5 i" l/ { - color: #B0B3C2; l+ p( m' U8 d, P
- font-family: monospace;+ X' }4 d2 G7 y9 Q
- font-size: 16px;
# g2 L0 Q" |- e9 _' j - margin-bottom: 1.5em;
2 {) h& v9 W: E1 w - padding: 1em;
: r' ~* Y7 Y: T% N, } - }/ e) C t5 V) x
- .toggle-input {
9 ~; W# b* T( p" ~, ?- K - display: none;
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4 K; N+ m1 }* t - .toggle-input:not(checked) ~ .toggle-content {# p" j$ c# @* L$ r! I+ e
- display: none;
' R' k5 j, u B; Y" O - }
8 i& l5 C+ a" _9 M! c$ @ - .toggle-input:checked ~ .toggle-content {$ X0 z, s! k- ~, |2 O0 T. Y$ e% k
- display: block;
$ a5 \, h' k$ o- r1 c1 [: h - }3 I- }- ^ |6 G# A$ n
- .toggle-input:checked ~ .toggle-label:after { ~& ^; o6 d6 A, N! Y+ v( W2 A& S) V
- content: "-";- m# d3 r: Y9 C; c2 c- P7 W
- }
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