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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!">3 L8 l+ u4 K! l/ s: d
- Label for your tooltip: U3 x0 z8 U% {
- </span>
复制代码CSS代码: - .tooltip-toggle {7 q# t1 h3 I! i; W& M1 n8 w& N' R
- cursor: pointer;5 F2 s6 y/ M* Y- K0 p
- position: relative;
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, W1 I3 \4 |% q# m( E: z/ Y - .tooltip-toggle svg {( S: b3 r, A9 M9 S. T3 {$ l
- height: 18px;
. E5 {( m: e4 C+ [5 ]/ [. U* M0 u - width: 18px;
! ^3 S4 f% u( H: B - padding-right: 0.5rem;
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- .tooltip-toggle::before {
" K& l4 W9 f4 i* e - position: absolute;+ c1 Q7 z! c' s3 ~2 f
- top: -80px;
- |, r% G% M2 M8 E - left: -80px;
4 H6 Y# Y/ d# F* F# q - background-color: #2B222A;
& }/ A& j& |$ n& d. G - border-radius: 5px;
3 A. z0 J) ^) r; N - color: #fff;# b7 R9 s6 U/ V0 m0 _1 p: p5 J; ^
- content: attr(data-tooltip);
' ^7 w! i @' ~5 V( _% P - padding: 1rem;6 s( z1 h* K) z( p* v# K
- text-transform: none;; W7 A% c( y) j. g: s& i) v) ~$ i5 V6 f
- -webkit-transition: all 0.5s ease;% S) }1 c& x6 T+ }( }$ Q
- transition: all 0.5s ease;; y1 t! q& W- \- U6 s
- width: 160px;
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- .tooltip-toggle::after {
, V, ~ r( u0 U$ B7 J* } - position: absolute;- e* R/ i9 ~/ `7 f0 `
- top: -12px;# `/ L+ M/ s% d6 O! c9 \
- left: 9px;
' J& v2 u: z& @( d# t - border-left: 5px solid transparent;8 n6 X9 l! ^' [* |
- border-right: 5px solid transparent;
' h; M" ]# V: t* V' L, j - border-top: 5px solid #2B222A;
; a" E; H4 _0 C$ M4 J! [ - content: " ";+ X7 J" |; B2 ~( k( S: ]
- font-size: 0;# b" E! Y3 z2 `2 u
- line-height: 0;. S3 R( S" z' ]; K5 y
- margin-left: -5px;
5 O" K* K6 \8 B0 A+ v6 C) p) o - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {; r3 A/ p: f$ O1 U- f* I
- color: #efefef;) k+ Q5 |; f: {# y9 P5 M
- font-family: monospace;
+ O3 {5 G6 b/ E - font-size: 16px;
, }+ S4 j! g$ @, h6 d - opacity: 0;& B5 \+ ^( z% D7 M1 f) D; P) f
- pointer-events: none;8 c8 C7 n8 X U A) X* R
- text-align: center;2 q; s3 D0 V3 x" V( w' g; L
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& ^- i: V4 n9 S7 K - opacity: 1;
% d: G5 i' o3 j( }7 W* N - -webkit-transition: all 0.75s ease;
) s Z+ H% F' e+ w6 E* ^2 B) w - transition: all 0.75s ease;
2 Z2 ^9 v1 b# t' H - }
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">' }2 c. p4 M$ N1 b
- <ul class="nav-items">
6 l" p/ U$ r9 N. U; D4 l2 f - <!-- Navigation -->, I, V$ `% G3 A z% o+ ?
- <li class="nav-item"><a href="#">Home</a></li>
. W; I, \. s) I# T% Y - <li class="nav-item"><a href="#">About</a></li>
1 f1 l: q& K+ V7 Z0 {+ j2 C& a! |$ | - <li class="nav-item"><a href="#">Contact</a></li>
- i* S, O2 L$ z+ d - <!-- Dropdown menu -->
* E" Y5 m5 v( J9 a' f3 _ - <li class="nav-item nav-item-dropdown">1 A' A/ F# \. d
- <a class="dropdown-trigger" href="#">Settings</a>! K, u( E- j1 E& l q9 x
- <ul class="dropdown-menu">
0 a% `! H- u: a$ k2 g t - <li class="dropdown-menu-item">
1 A0 Y- {- e6 G3 ~$ s) M - <a href="#">Dropdown Item 1</a># \% f N; K' j1 b
- </li>
6 T+ A% S, x s - <li class="dropdown-menu-item">
& G# b6 D! _& U7 o. N2 C m - <a href="#">Dropdown Item 2</a>
" \; X3 ]1 e6 ?8 H( B! x - </li>" h) u" e- e) W. p
- <li class="dropdown-menu-item">
) ]/ b1 D% D5 i* G" t - <a href="#">Dropdown Item 3</a>
& H. J( Q" d2 e) h) I0 K/ n - </li>
) `+ }4 f' Y* ^- Q* n - </ul>& m2 P0 m% q; F* `
- </li>
4 r" G4 s0 C( p, J* z - </ul>
/ P0 G5 P" Y- {* L0 X) W, @- k - </div>
复制代码对应的CSS代码如下: - .nav-container {9 g k) X6 k$ c
- background-color: #fff;" j. c) q+ ?$ G' U k* |5 t R
- border-radius: 4px;# w3 d$ s6 [* b6 I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ d' G1 o9 B* H( k# W- e
- padding: 1em;
2 p8 A. ] G9 p. o/ v4 b - border: 1px solid #eee;
% L8 Q* h$ x0 n" f9 a. S - display: block;0 j: u" {# b5 v6 P4 `
- max-width: 400px;+ }0 k6 T/ K7 \1 J
- margin: 0 auto;
6 z [; {& d- Q8 d- J% O - text-align: center;1 o3 i, s( R+ Q6 @
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- ul,* n6 |( \6 h# p6 R
- li {
; i; B. J" H M0 X _7 r - list-style: none;
. X8 V. `( ~: s- l' M( B3 D+ f - -webkit-padding-start: 0;
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- text-decoration: none;
{/ T0 {! u* R/ z9 O5 V - color: #ED3E44;8 n) ~* F6 f3 E1 j1 t
- }3 r8 \. x1 H v# s) O0 v
- .nav-item {3 z2 ^) W8 O% p" [9 d: Q' b: Z4 Q6 K
- padding: 1em;+ w3 R- `) p0 |: [2 [9 y
- display: inline;
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p( G* T1 }1 G/ Y+ Q - .nav-item-dropdown {) R' a. R0 [& L) v0 b
- position: relative;
- P$ r) D% z% R: ?, _7 U - }
; k( N; J: F6 z. z5 S: r v4 S2 H - .nav-item-dropdown:hover > .dropdown-menu {
4 d' z( ^% G4 N: t - display: block;
% y1 X& W3 E4 k- h5 Q - opacity: 1;' E* d1 [# F- j( }
- }% D, s) b, `6 V# p
- .dropdown-trigger {! t' N, [* P5 U, N4 t/ R; U
- position: relative;3 ~6 ?" b6 j- Z
- }
3 R, e6 _2 H2 e3 X* Q9 F- n9 q' t5 [ - .dropdown-trigger:focus + .dropdown-menu {
3 z: k9 U& D# a$ \0 i/ n; Y - display: block;* z7 ]1 ^4 |0 y6 s6 d# @
- opacity: 1;
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- .dropdown-trigger::after {
4 _3 ]: R8 I4 Y0 i3 O - content: "›";
( n* W6 N- C/ _5 m - position: absolute;
1 ~- q/ a4 ~- q6 Z3 {$ w3 e1 f - color: #ED3E44;
. S/ j h3 f, } - font-size: 24px;
: e @0 X6 n5 H1 g1 O. O5 ^ - font-weight: bold;
- I5 N% x, Q) z - -webkit-transform: rotate(90deg);
1 m; ^% x! u* h7 t - transform: rotate(90deg);
2 Q8 J5 Y! a' G) ~4 j, @ - top: -5px;& A) {: ~$ u+ Y1 A( s- ?1 g" a
- right: -15px;
3 _$ P1 Y4 j; d* ` - }
/ K$ C' } t( B4 o% \1 d - .dropdown-menu {
# X* t/ O5 {* w X3 o# |: H- u - background-color: #ED3E44;2 w( C9 g- l9 R9 D
- display: inline-block;' |7 h! n3 x# x1 a' u% r0 r
- text-align: right;
% K6 K4 L; z/ Q: X2 Z - position: absolute;# s) r0 h" v0 c& ]
- top: 2.5rem;% |# N. O5 C, R* j$ X
- right: -10px;
$ r! f! U9 K% s. v4 o' W - display: none;
1 f. l) w2 Y! H4 v& g5 J6 x - opacity: 0;
7 a% |) g6 {9 G8 K - -webkit-transition: opacity 0.5s ease;
" A; d) C5 W C* |- r" j - transition: opacity 0.5s ease;8 Y! V2 Y+ U- A
- width: 160px;
3 y1 M9 U, H8 D! x0 n9 E ` - }1 n0 Z u5 D% ?2 I
- .dropdown-menu a {; k0 g5 G2 B/ q/ i* H5 ^& |
- color: #fff;
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- .dropdown-menu-item {
" o. _& w. K; @, K+ u - cursor: pointer;
u" k, Q6 g( ~% v - padding: 1em;
3 e$ o' j; i7 V& E - text-align: center;: U: `% W. Q; Y% _8 x! B$ S
- }
) P' z( |3 Z7 |+ m2 b8 g - .dropdown-menu-item:hover {
8 c: Z# U$ |* w - background-color: #eb272d;
, a l! u% [, G3 h A7 z - }
复制代码
7 e5 c- @0 i: |8 j& {4 _可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">1 C% v" R" U) n: b: ]; I
- <!-- Checkbox toggle -->) ]7 Y* S) @; O' b% U* d! z: V
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( O5 b" `- |& ]' o5 |* Y' Z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" c" o* W. I6 _3 z7 w/ L
- <!-- Content to toggle from www.mfbuluo.com-->. d) Z v1 W( q$ e6 ?
- <div role="toggle" class="toggle-content">- R/ \- D/ h8 H( K- f8 ~
- BA-NA-NA-NA! f: M2 Y. r4 y$ Z! ?( V- P
- </div>& p$ v# U K3 P3 x
- </div>
复制代码CSS代码内容如下: - .toggle {
% k4 D4 c* G$ G6 @: n! L - margin: 0 auto;% n8 t6 y7 c0 _
- max-width: 400px;# D5 J: D( a( d( l* {
- }
: E8 N" V1 B" Y& ?/ s - .toggle-label {
/ Q% M3 v1 f/ S9 T) S# M) \ - font-size: 16px;
8 T8 y/ d1 U% h- n l5 R4 k - background: #fff;+ a# x) `1 ]5 Q9 c! g
- padding: 1em;
+ D5 y8 V+ a) l! `( i% A - cursor: pointer;
& R' \. ]/ \. @8 w* s' T6 Q - display: block;) H8 M2 t* j S' j
- margin: 0 auto 1em;
) s8 H$ `0 s3 H1 T! q1 z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 I7 R+ u* j% S+ I- {+ v( a- Y! S - border-radius: 4px;2 t( F+ O. b8 W' h* j8 n8 I
- } y6 i5 _2 ~0 g$ D) c' k; E( \9 m
- .toggle-label:after {1 _ e s& ?. ~8 O$ L
- color: #ED3E44;
5 L! i* Y0 Z+ n) w - content: "+";5 P6 y4 J, R( A( Z- P
- float: right;
. P4 M* D1 C& l- O' p% T - font-weight: bold;
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- .toggle-content {
) F8 [+ B. h! X$ q' B3 `1 Y - color: #B0B3C2;
, p& i+ s$ P5 [2 w" B! r$ Q$ m - font-family: monospace;
+ D. w8 N7 }6 h$ B( f - font-size: 16px;/ A2 U( L. f/ B
- margin-bottom: 1.5em;
r) P% ?6 Y2 Z; U- N. O% q* o - padding: 1em;+ l' t+ y" ^9 x* Y7 l
- }! h% h& p3 L6 l3 m" M* d! ^
- .toggle-input {
a a8 V7 ~3 H# b( Q7 ^ - display: none;5 |) x9 f6 E& b, I. {
- }7 i5 f U5 K( T3 c* r3 J
- .toggle-input:not(checked) ~ .toggle-content {( B$ u6 {# S7 t# R, ?3 h* F. n
- display: none; Y( \2 M" i6 d+ l
- }( y) F+ H0 Z. }; P+ s- f3 |
- .toggle-input:checked ~ .toggle-content {
A3 S, X# v, o - display: block;
# v4 i, Y+ O) A; ^ - }8 @* P) P4 D: T. Q8 ?, x
- .toggle-input:checked ~ .toggle-label:after {4 Z6 v+ H1 ~( R4 E" g* b
- content: "-";5 `, u" j7 j* d! G
- }
复制代码
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