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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!">
) A( L0 z, v: J2 \( J1 z: N$ h" d7 L9 p - Label for your tooltip
$ J- ?$ s) M2 E. s- z6 U - </span>
复制代码CSS代码: - .tooltip-toggle {. F6 b' H" s2 W- I
- cursor: pointer;% S; t, N% Z( r: N5 h
- position: relative;
- T9 ` i1 @6 R6 L - }
+ f/ z8 w7 Z) p8 d4 a - .tooltip-toggle svg {
k) S8 k0 t7 G: Y - height: 18px;
/ }5 D+ g2 }& ~* n2 o - width: 18px;5 s$ h- A7 f' Z, A* R0 }4 a
- padding-right: 0.5rem;! j( {3 n" l$ f1 m
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- .tooltip-toggle::before { y- s7 L4 g+ G2 ?
- position: absolute;; S- O7 }0 \% @ B8 i
- top: -80px;
& e$ z9 Z+ s- S$ O; ~* `, y2 D, V - left: -80px;
$ ^9 T: E( O: v. L; H - background-color: #2B222A;9 l# q3 _* ^, Z9 ?
- border-radius: 5px;
1 A% O* f! o9 \2 l Z - color: #fff;; O7 ~( x6 U6 Z) j/ M) U
- content: attr(data-tooltip);
) V4 j1 I7 j/ Y8 Z7 C! E2 o6 y - padding: 1rem;
4 { q s: L ^2 ?3 _9 ^8 W+ d4 a - text-transform: none; }6 e# m) |+ x; w( i
- -webkit-transition: all 0.5s ease;
) F7 ^2 y/ I" z# i3 Z* L - transition: all 0.5s ease;: k* b) ~. a# p4 B/ x
- width: 160px;
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- .tooltip-toggle::after {
' t$ f( o0 N( U( \9 t9 x) F( V - position: absolute;
& D! m+ ? ?0 H5 q - top: -12px;( M4 d) ?) W$ A( F4 | L4 `
- left: 9px;& a6 a& G/ N' b* R$ R. ^& F' q
- border-left: 5px solid transparent;
5 @: Y& m4 q9 \0 g6 m& ]# H - border-right: 5px solid transparent;
/ U9 E3 U8 g+ s7 m0 s# B5 [7 F - border-top: 5px solid #2B222A;
4 I, ^ G5 A- S; Y% r3 r$ @+ R - content: " ";
% D" ~, Y% ^1 _, P - font-size: 0;
0 W7 l$ ?" ]/ H9 ^7 N1 p5 Y - line-height: 0;
9 Y5 N( h3 x6 I! Q9 h. y - margin-left: -5px;
$ |6 B9 n. Q2 S - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {8 \3 {, m7 B$ e; [: M$ p+ o8 }
- color: #efefef;
8 U) ^# I) |% ^6 E# P - font-family: monospace;( v3 C5 n8 E' Z" s N
- font-size: 16px;& m+ J s0 _. ?9 X" C2 T
- opacity: 0;
+ b& v6 l, E* r! s - pointer-events: none;2 X) p9 H* v0 w6 A! ?3 U
- text-align: center;( e' a" [& R4 ?: B9 w
- }
6 D0 z8 W: Z2 r8 f0 l8 W - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( D1 m4 S% n, P# e* H/ S. M r# X
- opacity: 1;
$ U q2 k c; e/ Z6 Z2 i, v - -webkit-transition: all 0.75s ease;8 \) t# V2 H" e" B4 [1 q# R/ ^6 t. K0 H
- transition: all 0.75s ease;
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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">& ]8 g( s) A( D- H R. m9 {
- <ul class="nav-items">' L3 S5 L5 K. a8 b) M- S& S* n7 q
- <!-- Navigation -->
# A, i3 Q @& V$ D9 m - <li class="nav-item"><a href="#">Home</a></li>8 }9 d6 _$ a7 L6 k) ~
- <li class="nav-item"><a href="#">About</a></li>% {' ?, a$ q% m& n
- <li class="nav-item"><a href="#">Contact</a></li>+ _+ \/ o8 V; F! D* b3 c
- <!-- Dropdown menu -->' s9 G' n$ V& P, ?) m4 B. ]
- <li class="nav-item nav-item-dropdown">
- F! G# L5 N+ T a - <a class="dropdown-trigger" href="#">Settings</a>2 M+ \+ \- h. ]" t. T
- <ul class="dropdown-menu">7 e$ u/ p) Y% f! i* Y$ l9 N
- <li class="dropdown-menu-item">
& H! \" x0 `# a1 J: H' n* h - <a href="#">Dropdown Item 1</a>) z5 P! c2 I+ X2 f6 b2 {
- </li>. P0 D! V) D/ P5 j) P
- <li class="dropdown-menu-item">/ ~4 t& o( v. m4 M) m6 C* _
- <a href="#">Dropdown Item 2</a>
: w$ \0 G- e* g - </li>" S# @ z3 d* `$ R
- <li class="dropdown-menu-item">
+ Y; w/ f' N* ]# A# }/ ] - <a href="#">Dropdown Item 3</a>! W* i a. r' ~* z' \; B- E: |! T( {
- </li>
; _0 Y0 f; W0 w* X' ^2 S - </ul>
r/ f7 Q9 [/ Z6 m - </li>
1 V2 l( {$ D& Q, z - </ul>
1 s, Y9 M1 F( ? - </div>
复制代码对应的CSS代码如下: - .nav-container {
/ q7 p/ x! R1 @1 y! E. f( x - background-color: #fff;; n8 C4 @" v1 h1 Q) I \( e! Q* a
- border-radius: 4px;
/ @1 Q/ F4 a+ ?8 a/ N/ R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 x. a; g; g7 N! g: S2 g
- padding: 1em;2 N, I& f2 ?9 ?) ^% X# @- \
- border: 1px solid #eee;
( g4 z- n* C2 J! m- h T& Z - display: block;1 c% S' i/ s i; |
- max-width: 400px;, l. Q* K1 X P6 z% F& d0 q
- margin: 0 auto;
+ U! n3 F5 B: X, H/ w; X* [ - text-align: center;0 K N" X5 b) G1 S4 Q1 a. C
- }
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- list-style: none;
: b0 @' N" [0 X - -webkit-padding-start: 0;
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- text-decoration: none;
! `- X C+ U* @. B% V+ r - color: #ED3E44;% z* h2 s$ A. w; ^
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- .nav-item {, x+ n0 Y* u3 A' G% N
- padding: 1em;
; h& u4 S- B- w% d- q - display: inline;
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6 g, g3 i2 N, I0 }+ n - .nav-item-dropdown {
: G, O7 f1 V4 F3 s8 J+ v; Z- e# r7 a - position: relative;
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/ v% W7 y0 s1 H: o/ _3 W - .nav-item-dropdown:hover > .dropdown-menu {
/ F) M( Q& g' @ f' L - display: block;
' p& c) B4 F, }; K- _ - opacity: 1;; I4 z# T- ]9 Q2 f
- }% r. x' a& Q; \7 F2 X
- .dropdown-trigger {8 D- f9 a9 X$ \/ N
- position: relative;
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8 j3 O5 q6 P* G" {, u0 l - .dropdown-trigger:focus + .dropdown-menu {
N+ Q" B1 m4 A' v - display: block;
* {% ]7 h% M' ?+ s% B- k# S; ?8 v - opacity: 1;
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- .dropdown-trigger::after {
. q/ b# k$ O n# K1 z% t/ \4 g - content: "›";
! g3 o5 b. C! ^ Z% t, p- ^ - position: absolute;* Y/ q7 W8 h. I% I8 h7 `7 M
- color: #ED3E44;* |! ~5 y4 |" f7 \) [
- font-size: 24px;
/ G5 b# {4 P" f - font-weight: bold;/ e; p- ~% ], b, A! D+ ~0 D
- -webkit-transform: rotate(90deg);
3 G/ U! C; {. b3 y" Q5 A% B - transform: rotate(90deg); c: c/ r8 h; ?9 f, Z
- top: -5px;
& [4 r- k6 u0 s' u - right: -15px;- R7 d. Z- q" y$ c6 g; R5 O0 a, i
- }0 Y1 E$ q$ l2 w) Y: [
- .dropdown-menu {% b v! D# M, p7 T; M$ e4 I8 o
- background-color: #ED3E44;
8 P& m9 O) j, R d* h - display: inline-block;
: r0 z$ c6 r+ ^8 A- H, p0 Q, t0 N - text-align: right;
$ T' u3 `8 w1 q* z8 L7 f0 D - position: absolute;( T( d0 n6 y* D" O
- top: 2.5rem;
4 F9 j" K$ N: P$ @* _/ g, ^ - right: -10px;0 L; V0 W3 F+ Z2 s% j- ?, g
- display: none;
. f+ T* ^4 r; C! _7 m$ c8 K- G, s0 {7 E - opacity: 0;
' F$ _9 e6 w% N n$ J! q4 B4 O: M) p - -webkit-transition: opacity 0.5s ease;
2 I# ]7 [" g) [, e! f& D3 t* T" l& K - transition: opacity 0.5s ease;& b* S/ @& x: C9 e/ o: |
- width: 160px;3 R) f+ |0 O4 M6 Z
- }
/ c h0 w- H3 V1 b5 C9 R1 N- \ - .dropdown-menu a {1 |- V" Y# j! s0 ^5 p. _5 q
- color: #fff;
$ E0 v' b7 H% m1 ^$ | - }
1 l8 \/ |6 E& a4 W - .dropdown-menu-item {
& N+ A+ J% R6 | - cursor: pointer;
( ^/ S4 Z7 a( y, z - padding: 1em;
2 a' L: t* z# n - text-align: center;" b) k. p( ]* K! @
- }
% f- a( @ v$ i' ` - .dropdown-menu-item:hover {
. S7 M0 `5 n8 P0 u - background-color: #eb272d;
$ e; E" Y8 h2 j" u0 Z& H3 i - }
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9 |/ U H7 e; j% z" D ~可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- @) h, A. U9 ?: R# q
- <!-- Checkbox toggle -->
4 L" O) g' q* w1 R$ Y" M* p - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% L$ G0 E; x" P& T - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># ?: Y' D( @$ j; s. F& E6 @
- <!-- Content to toggle from www.mfbuluo.com-->
& o/ d! d4 j. C* f7 X) q6 } - <div role="toggle" class="toggle-content">1 w* B6 u" M, h g6 Z
- BA-NA-NA-NA!6 [# n% d7 Q ], B: F- q7 z
- </div>
: g1 L# Z$ d3 l. F/ m - </div>
复制代码CSS代码内容如下: - .toggle { ~" R, Z5 g5 l, u
- margin: 0 auto;
6 Y( ~9 u N$ y$ a. ]6 Q1 T# C8 j - max-width: 400px;
: |; S2 J. ?9 w* R+ V - }
/ G- X! f3 Z7 Z - .toggle-label {
. y3 ?* s0 j4 u' D5 F9 r - font-size: 16px;
) u3 H! R5 ` H% R" s- w - background: #fff;
9 _0 O1 M! {& x) [6 F - padding: 1em;6 w- g9 J; A% Q. I, u
- cursor: pointer;
P3 h! b, B) N' a/ u( e/ L - display: block;, C) i/ r& _) V$ `
- margin: 0 auto 1em;+ D0 f: T" j0 Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 A3 _! z: H9 h
- border-radius: 4px;
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- .toggle-label:after {
% d5 D$ R: n6 p0 y - color: #ED3E44;, @& q) I6 \- Q+ C- A2 q+ p
- content: "+";' |6 I% X1 C/ z+ l$ X8 N% g
- float: right;* x- m! F+ I2 u) ~
- font-weight: bold;
9 `' l1 z8 [) m% z5 ~% j* X - }
8 }+ k* R$ J5 l q# B0 B1 r+ l$ Y - .toggle-content {
% q0 h, M# K; R9 \0 e& p - color: #B0B3C2;- W8 s, o% R5 T- i2 }5 K. x4 \
- font-family: monospace;% y6 g6 \' `) y E. c+ p
- font-size: 16px;
' f0 ^3 _" q+ R - margin-bottom: 1.5em;! M# @. X4 j+ c g! R6 [
- padding: 1em;
+ H% t1 ~+ n# G8 [8 s6 v( i. M - }
- {' w1 p' J7 u& a% k0 ? - .toggle-input {
! {& ?6 O& d q" t0 z3 l0 a - display: none;
8 [4 _" V3 w4 p6 u) r( C - }9 ~8 |# u! O; I( C! w3 F
- .toggle-input:not(checked) ~ .toggle-content {
, A) [+ P6 p2 | Z& g6 K - display: none;! W# a1 i2 s2 {- N! y/ s2 i
- }# Y1 J* C8 f: O, \1 i
- .toggle-input:checked ~ .toggle-content {
( H6 ]! S( L( [, O$ ~+ h% J - display: block;' z8 X4 H2 ~1 I1 G
- }
' M: y( Z5 n3 H* |3 H; p5 F5 a3 h - .toggle-input:checked ~ .toggle-label:after {/ T+ x# m1 x9 C$ z& [+ P
- content: "-";
; o3 R0 W' L. @" Q: A - }
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