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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!">
" O$ ~& s0 r: v4 `) O* M0 W - Label for your tooltip
) ~0 N+ r+ h9 N5 ] - </span>
复制代码CSS代码: - .tooltip-toggle {0 g1 ^' ?6 }. J# L
- cursor: pointer;
* u7 I# y) e4 ~* W, Y, Y9 e3 R t - position: relative;
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+ ~* c2 f& H, P8 s0 B - .tooltip-toggle svg {( S2 f4 X; p7 j9 u
- height: 18px;0 R( {% N; y# V/ I+ a
- width: 18px;
) m+ U7 L% ?4 \9 B) Q - padding-right: 0.5rem;! j6 r# f0 f9 c7 E# N5 I
- }
) P$ q2 u. W: W: z$ H: a - .tooltip-toggle::before {
+ ~0 u. d# i( D1 Y2 f, l - position: absolute;' M5 n9 F ~8 |" k3 {
- top: -80px;
* C! l9 T) Y2 x- x3 c - left: -80px;
: J! a( y: K3 V* C+ n, d - background-color: #2B222A;' C r) G1 f% B) Y) Z' P6 Z" d
- border-radius: 5px;$ V- R `( e, y' M( `$ O4 h
- color: #fff;
1 M6 m5 z2 s7 J( B6 X1 F6 } - content: attr(data-tooltip);
+ E, L; `4 N6 t- T1 Y - padding: 1rem;
# b1 s8 K9 f$ J; E - text-transform: none;6 H+ ^# h* v1 D. c8 l6 B
- -webkit-transition: all 0.5s ease;
7 V+ U- b6 x3 I - transition: all 0.5s ease;. y2 I/ E' O1 I+ w& ?
- width: 160px;
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- .tooltip-toggle::after {
: z/ R# M) @* Q - position: absolute;3 J3 z( k5 a* P. {3 d/ t7 h9 e0 p% [
- top: -12px;( A5 q; [# z6 v! g
- left: 9px;% q* K$ r2 K5 v$ Q7 H
- border-left: 5px solid transparent;
$ u6 s u7 F3 | - border-right: 5px solid transparent;' d# [0 l& J- I# a! X+ E4 s( |8 B
- border-top: 5px solid #2B222A;3 M* k% [1 [) g- `6 E! G" e+ i8 v* y
- content: " ";
' ]+ w' V: c$ R) g5 @2 x - font-size: 0;+ \/ J5 T) g% c3 h! I- O
- line-height: 0;" ]& \$ u: O2 c1 O7 e
- margin-left: -5px;
) M! V; N! l+ R& U* ?0 i - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after { ?9 Q0 r" z! D. ^) a
- color: #efefef;) A8 t0 q: _2 l
- font-family: monospace;
q& e# [. e4 M4 o: _" S4 } - font-size: 16px;) y v/ r* y/ h' \+ }8 a* W
- opacity: 0;
2 x2 t- q- s# _' e8 N1 Y1 C! _+ J/ } - pointer-events: none;
+ }1 H6 a: t' g. ~9 C$ D, i - text-align: center;/ t z+ z8 N+ r8 x6 r
- }
7 F# z4 Z& c; i9 z6 d |$ P g - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) R$ E+ {/ U% X" h! z$ i8 }
- opacity: 1;: _+ S, I# R/ O$ Q. c
- -webkit-transition: all 0.75s ease;
/ @4 F/ E8 Z! x) ]& v: e - transition: all 0.75s ease;
% c8 F9 f& q2 E/ G - }
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 T( Z3 U) ?' Y - <ul class="nav-items">, t* H0 [7 I5 O
- <!-- Navigation -->- O; H0 I6 `# H; \" k
- <li class="nav-item"><a href="#">Home</a></li>
4 v9 ~" E; H" T0 {- S5 R$ l' {. W - <li class="nav-item"><a href="#">About</a></li>0 t" x/ z: Z. u6 |8 t! P
- <li class="nav-item"><a href="#">Contact</a></li>
5 i0 p+ x, {2 p, C/ U: l+ b - <!-- Dropdown menu -->
& M+ N2 @3 Z( m7 m8 `" o# }6 J r - <li class="nav-item nav-item-dropdown">7 m5 q4 ]4 b6 u7 N3 M7 F2 ]- e! C
- <a class="dropdown-trigger" href="#">Settings</a>$ |: f; N) T# c" ]1 b
- <ul class="dropdown-menu">6 N* g0 ]* R& m
- <li class="dropdown-menu-item">
. m5 j0 h t) B7 x) r - <a href="#">Dropdown Item 1</a>0 u3 g' ^2 W6 V& f- y* m' ?" h
- </li>
8 ]: c0 M- y7 e/ @# i! d" J2 c! U0 [3 O - <li class="dropdown-menu-item">
6 F5 R* D5 }( K1 J8 n2 d - <a href="#">Dropdown Item 2</a>3 i; f7 g1 a8 A2 C
- </li>0 k+ |: |; v, ]' h
- <li class="dropdown-menu-item">0 B7 Q; @0 H9 j' u& s. w
- <a href="#">Dropdown Item 3</a>
. {) |6 a0 W' b - </li>
( N6 ^0 C: O$ d+ s - </ul>8 I* f& b" B) e+ i1 N, Y
- </li>2 t4 g9 V- y% i
- </ul>
J4 A; u. Y4 G, u3 g - </div>
复制代码对应的CSS代码如下: - .nav-container {- _3 ^) ? f1 {
- background-color: #fff;
" X, X2 p8 F+ L- V& n" k8 C - border-radius: 4px;+ W* P! }: W+ S$ g& ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 C. O) P) X2 G# X& t - padding: 1em;$ T: x8 M: N. {. l* ~5 M
- border: 1px solid #eee;
1 o. n8 i2 }4 C# r8 G& c - display: block;
- e" A- c; l4 U7 h - max-width: 400px;9 o2 R0 T/ G+ R7 Z, l; d
- margin: 0 auto;4 k1 P5 `8 ~+ T a! @/ W4 ]9 {
- text-align: center;7 I# ?# v. O' s! c1 r
- }; U5 Y+ t1 Y& t
- ul,
0 p! V4 x, \# Q2 G* U& c - li {) R. |% }5 [3 l2 W+ I. t; }
- list-style: none;
4 t K( x) A8 v- Y4 d - -webkit-padding-start: 0;* {; N0 r3 X. m, y' `+ r" \
- }
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- text-decoration: none;
?0 A" I4 D* c; d# W - color: #ED3E44;
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' u8 g/ G/ d6 |) i+ U - .nav-item {/ q5 X% s7 s2 j! t
- padding: 1em;
' x1 j- Q% m' ] Z" e% J - display: inline;" r. Q, S* w* U7 Q; }
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- .nav-item-dropdown {
/ o, Y8 M+ S" ]6 M - position: relative;6 C3 G8 S# T P% M; H
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- .nav-item-dropdown:hover > .dropdown-menu {% A% S8 |# W7 A! J' B) O1 e: b
- display: block;
( M' r+ k, K B# b - opacity: 1;
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- .dropdown-trigger {4 a( _# I, R# d* i% P
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
9 U8 y* s" q! h3 h& X, R& F% |) Z) C - display: block;4 i: @. k$ I$ Z" |4 s
- opacity: 1;) W: ^1 f9 L O4 b0 {0 C+ T
- }
& w2 m s/ G; I - .dropdown-trigger::after {9 }: y7 p4 {" T" j. }
- content: "›";
0 [9 z$ m- J4 D7 w, m/ Z - position: absolute;
- d7 G# J3 c# Q& E+ H; w9 l5 S - color: #ED3E44;# J% f/ H6 c" ^9 c9 q% v
- font-size: 24px;
) t3 @' j4 S0 L6 I - font-weight: bold;
w* A5 }: o4 ~+ g( m( Q - -webkit-transform: rotate(90deg);
& v- ^5 Y: H. h) c" \ e - transform: rotate(90deg);
" ^* e$ n( _0 Y3 k5 [" `( `, N6 U8 F - top: -5px;
4 L" o5 S3 @/ f3 P$ Z' j: K - right: -15px;- A5 q( U% q' ^( U% e4 P
- }# X+ B; k0 I8 o6 M0 Y8 X
- .dropdown-menu {
' |* ~# N# G# u1 o$ Y: k - background-color: #ED3E44;
[& P2 Y7 C7 L- X- q - display: inline-block;+ D! m4 ]7 n" C: K, }$ A
- text-align: right;
- x$ y* {; a1 X2 @# W/ k) f - position: absolute;
1 L. b5 f1 [2 g4 T - top: 2.5rem;! Q2 [6 M* T3 V5 Y. Y( A
- right: -10px;
7 g5 D' T) ~2 j5 X& N - display: none;: Z/ k' q; Q2 K# {
- opacity: 0;
* X. D" Y5 K4 N+ w: a* M X6 `" F8 C - -webkit-transition: opacity 0.5s ease;
* s4 u: o2 I+ m& B8 |+ k - transition: opacity 0.5s ease;5 k5 M& L6 ~- {
- width: 160px;
0 `/ I: u, p9 K+ ]. W - }# e# ?* P( [. n- X: p
- .dropdown-menu a {
) @- h6 [8 O. m7 j - color: #fff;: N9 s# ]' X$ L7 w+ G$ T0 W& y; b
- }
# x7 |0 z- w+ Z$ W6 f - .dropdown-menu-item {
0 D) R+ r \% H! X - cursor: pointer;, y' P6 c) \0 h# h$ j) |$ m; W
- padding: 1em;
7 R5 R* v; M: Z5 F. w - text-align: center;4 X# V4 d# h7 w% {; q, z
- }5 X* `. W4 g4 n2 m. D$ h
- .dropdown-menu-item:hover {% ?. {3 u( A9 u3 }
- background-color: #eb272d;8 [4 n8 P, B2 m0 B2 ~: ?
- }
复制代码
; u3 T, i# D) r可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">" ] ~9 u v: \4 }0 M. O
- <!-- Checkbox toggle -->
% [& t0 {* r6 s8 W6 V0 g - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, u- j6 X, D3 }/ k. W7 ?2 T2 A' ]
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) o& \, g, E9 M: [+ q
- <!-- Content to toggle from www.mfbuluo.com-->! ?# L \* j" s. j: o5 D3 p
- <div role="toggle" class="toggle-content">
; [$ V" d0 |9 n& _# p - BA-NA-NA-NA!
, k1 N5 U- f- _% n+ G - </div>1 z F! f7 o; j$ [* j% g8 c
- </div>
复制代码CSS代码内容如下: - .toggle {
& r* N' V+ n" X5 _ - margin: 0 auto;
, ?) w9 C }% q9 `7 } - max-width: 400px;: o6 _5 E8 n" b# t
- }
) @7 {" x6 [2 g. i8 f, o9 F - .toggle-label {9 X: Z; F- Q8 c6 T* P
- font-size: 16px;
: A/ ?; D+ Y) E - background: #fff;
( r! Z/ P$ I: r X: N - padding: 1em;2 W$ n Z! |' f/ Q' }/ i
- cursor: pointer;
! K3 ?+ [7 h* q) c. [6 ]7 L s - display: block;
- f! U7 P* G; Q) l \% r% x - margin: 0 auto 1em;
# [8 ?( g- P' P/ d9 A - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ l( \; Z5 M9 f$ Z - border-radius: 4px;* Z, c# r! N0 ]9 |0 ^
- }
: ~# @3 u+ W9 A h# o8 t( x - .toggle-label:after {
. ?" s, U0 e: u1 U; m6 u - color: #ED3E44;
* {3 A9 P/ h0 ^1 L4 y - content: "+";# M, b3 q/ f0 [: o0 B0 z
- float: right;: V+ p$ u, e6 m* T! } q! z {9 s
- font-weight: bold;6 I% t/ A1 [/ ~8 n0 q
- }
, `9 B9 F4 G9 L - .toggle-content {
9 x/ z1 l! |* T* d8 Z r; @) C - color: #B0B3C2;
" ^9 D+ L* w) s# w6 {+ A - font-family: monospace;) w% ~/ h" {% m( c% o1 {) l" z
- font-size: 16px;2 i3 \( y, }' ?, j- I0 o
- margin-bottom: 1.5em;
+ d N1 C3 S! @ - padding: 1em;
& I; o9 C6 z5 B$ U) o \ - }. N# D7 |4 P( v+ ]' @4 f) ?
- .toggle-input {3 `7 [ _# p9 F( \% e# ~
- display: none;
- ~5 c% _' @' ^- ^3 u" j - }- C% @( D `1 G
- .toggle-input:not(checked) ~ .toggle-content {
6 t: [, w( `2 ~) E2 P& i$ a1 f; l9 j - display: none;$ m9 R% |; c. a6 t6 T9 _& W9 K/ a
- }
3 C8 h5 D5 ]5 Z - .toggle-input:checked ~ .toggle-content {
9 c7 T# Z) w8 `# ^% Z3 H: X - display: block;
8 c, X9 B1 h5 v* [' P; m* l - }
; ^6 D5 y) R9 J7 c/ q9 ^( I - .toggle-input:checked ~ .toggle-label:after {' C$ n. W, h# `- E' c2 t! A: I& m4 R
- content: "-";
+ C5 v1 ^. D; \/ t. e3 u - }
复制代码 " ]8 _( G0 p B( e
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