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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!"># H( j" L4 p+ a- ~# u8 x
- Label for your tooltip% {' I9 G" K0 d7 y V7 M, S; X
- </span>
复制代码CSS代码: - .tooltip-toggle {. Z2 b. |+ [& }0 u! M& r1 v( U
- cursor: pointer;6 J& {% u- m! m2 X! K7 h
- position: relative;9 p3 O7 ?8 b9 d5 J2 J
- }" U: s6 k8 d) G. ]
- .tooltip-toggle svg {# t' G- u+ P7 Z2 g2 I/ u: A8 Y
- height: 18px;
( b1 B3 _2 g% x: k: f1 j - width: 18px;
3 ~: g3 D& g* e0 [+ B5 o: w - padding-right: 0.5rem;
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- .tooltip-toggle::before {- ]6 P4 `0 S' m+ ]
- position: absolute;, S L5 g3 ^1 N, f7 C
- top: -80px;
3 T0 ^' F/ b1 b; L+ u% T - left: -80px;9 I" V, l. g& {
- background-color: #2B222A;. Q% _3 _; q v0 s `
- border-radius: 5px;
- ]1 y% y( Q* ^ B0 m1 F - color: #fff;
5 S6 D4 n* n3 ?6 `0 \0 R. d7 r6 l8 t - content: attr(data-tooltip);# P& E1 X V' S2 _" l
- padding: 1rem;
: R! g9 U1 L# r, f2 G - text-transform: none;' o& [+ b" I" {. O. d6 W. p
- -webkit-transition: all 0.5s ease;$ N' v4 h( w8 {7 p3 J. O
- transition: all 0.5s ease;
7 V4 _, F% M( R - width: 160px; L- _& j# h3 _6 ~! |6 O6 `6 P
- }
; v8 t7 p" x1 A* p - .tooltip-toggle::after { x, {# z6 D) V: n. _* Q% @( r/ L7 x
- position: absolute;# T' l7 S% M* s1 S5 U" I5 K- a5 [ |
- top: -12px;
6 ^. ? @% w! @" H - left: 9px;
m& c* E5 O0 A \; Q - border-left: 5px solid transparent;) C3 k% o; |2 B! B% u
- border-right: 5px solid transparent;
! U) x+ q! ?- t8 ?8 j - border-top: 5px solid #2B222A;9 z$ @0 v$ G3 z2 _- X
- content: " ";8 T* ~9 B4 M: R( ?: J0 H, w& F
- font-size: 0;
6 _+ `- B" k/ s5 @9 g - line-height: 0;. J% {7 G" K$ F8 e) a
- margin-left: -5px;
2 y+ a' a, O, F/ q+ C7 _ - width: 0;$ b) h/ a. j4 g+ e' s* X" R8 q2 x
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- .tooltip-toggle::before, .tooltip-toggle::after {
' b$ [! J& ~, J, w' S; { - color: #efefef;
+ s- X) I6 Q1 W# {8 N- K7 ^1 I - font-family: monospace;
8 z7 J! c; D: S) T' N - font-size: 16px;
! w# f$ W S1 G - opacity: 0;
$ Z& R; ]+ O/ e; |" a) ? - pointer-events: none;
/ n& Q+ F7 ]. E" }6 M/ L9 Y1 w, w5 c( s8 I - text-align: center;
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! C7 {" R/ ], U. x3 Z1 [ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) U+ I: M" J" ]6 J; l
- opacity: 1;
0 `6 \' `; R- H# Q3 g - -webkit-transition: all 0.75s ease;* x' E! R' J( L; i4 X" x
- transition: all 0.75s ease;
; E3 s! X! C. f4 u+ P5 X - }
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">: I3 I% l/ K0 z) n4 f7 Q. [+ y
- <ul class="nav-items">/ o9 o2 P; ?+ k( D2 t9 T4 S
- <!-- Navigation -->% C3 M. D) _9 S$ }
- <li class="nav-item"><a href="#">Home</a></li>
: w7 t% g) o: D2 l4 A4 Z - <li class="nav-item"><a href="#">About</a></li>3 j7 @: X( h' I; Y. ^
- <li class="nav-item"><a href="#">Contact</a></li>
7 }7 X w9 v7 H7 q - <!-- Dropdown menu -->
2 ~# Q, _! G- q" B - <li class="nav-item nav-item-dropdown">
8 r, K3 t+ J. x% `) Q3 o5 T3 ^ - <a class="dropdown-trigger" href="#">Settings</a>' A; t4 T' J1 M1 R: j# h
- <ul class="dropdown-menu">) ^# r- @+ C+ f7 F* k! v1 x
- <li class="dropdown-menu-item">
7 p z' P5 E' h2 t3 w& [ - <a href="#">Dropdown Item 1</a>6 b9 m& L$ y" N/ P
- </li>
- M; k# P. H4 k+ B/ u! V - <li class="dropdown-menu-item">
& z$ J9 t- L8 E: k0 F K) Q - <a href="#">Dropdown Item 2</a>) G5 w6 x+ V* N' S/ w
- </li>8 T0 t- z- L/ |( g& v/ F5 S
- <li class="dropdown-menu-item">4 H8 j. A; c" l8 c5 T
- <a href="#">Dropdown Item 3</a>
# N% s w8 ^# i0 N# u+ R - </li>
- I" T- `9 w4 D- c: M - </ul>
& b. G" x: b3 `- f$ ] - </li>
# U/ {2 T" C: l6 P. j/ ~: L - </ul>4 Q+ P5 H9 s; f
- </div>
复制代码对应的CSS代码如下: - .nav-container {/ i. q0 F. `+ V( ~8 [: |4 v; y
- background-color: #fff;* K3 K5 a9 N( l# @) Q" b6 q3 c
- border-radius: 4px;: g& B0 c% R/ i- M; \+ m1 d- i
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 x# o7 W2 b" g$ `5 J' n - padding: 1em;. |: k7 D) u4 P3 I, h
- border: 1px solid #eee;$ i1 w/ [% U, d. |5 x
- display: block;+ y: L+ `' {. q) R2 z5 D
- max-width: 400px;/ S$ ~5 T# v; c
- margin: 0 auto;" ]9 G- t4 N( K! I/ v3 e
- text-align: center;
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- ul,% @) {' r* @, g; @; A
- li {
$ U8 Y4 r; ?- X& w. \1 p - list-style: none;
3 B* e* Z, E! I, e( b/ Y - -webkit-padding-start: 0;
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0 c, K: @$ Z) K: I- j$ Y# m - a {- [4 E# x# T$ Q0 n* D. x
- text-decoration: none;
# ` V4 R( g6 J. E! F. I7 n5 _ - color: #ED3E44;
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, _( M4 J2 q+ I3 i - .nav-item {
, S# w9 [' _ F% k3 F - padding: 1em;
o8 ]+ A W, ~# L9 F& n - display: inline;+ e; O" t* s$ F
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- .nav-item-dropdown {% y1 o1 c2 P/ F9 Q! B
- position: relative;; u0 ^ i0 t% M
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- .nav-item-dropdown:hover > .dropdown-menu {
# O0 O2 Y7 ]( Q* w; Y# u1 \! ?& \ - display: block;6 H) m0 N$ |7 R' \. S g
- opacity: 1;- }. g/ q# y" [* @/ v/ J) G1 o
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- .dropdown-trigger {
: k% L' ]2 ~# t - position: relative;
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3 f5 m/ r3 J) \' d - .dropdown-trigger:focus + .dropdown-menu {5 n, l* H2 n" G* r w! o, \
- display: block;3 m, w5 C. r2 d# p: D3 b) I5 H
- opacity: 1;2 ]+ |4 f9 v) A8 F& z
- }
3 D' l! e4 E% C" ? G% D2 M - .dropdown-trigger::after {& {/ j8 X& |7 @+ \9 V w0 a0 [
- content: "›";
2 l1 |0 k$ K, K3 A6 X6 O+ c - position: absolute;
& N1 a7 m+ b. z( a - color: #ED3E44;
4 O7 W$ H$ h9 H2 b, _9 r: T - font-size: 24px;) Q! _6 ~7 u8 T
- font-weight: bold;, d# b# M; P: c6 r- ]3 E+ t! O& Z
- -webkit-transform: rotate(90deg);
8 u6 h3 o O, w& g- M" c& z - transform: rotate(90deg);$ g/ r2 Q$ F* @; M9 R, v7 t
- top: -5px;# s8 H' o U: a
- right: -15px;: k* L& H2 y1 q9 G5 b
- } s5 N- Q- @9 R+ q- }
- .dropdown-menu {6 p: J0 E! `+ B( \* Y" n
- background-color: #ED3E44;7 z6 H0 ]5 h) w+ y# T# @5 T
- display: inline-block;! V( j& P3 E2 ~" X( h2 n% S" Q# h4 y
- text-align: right;
. g/ {. G# n; e - position: absolute;
0 k- q% E% c$ w$ N: l3 X/ t" b! {. J& T - top: 2.5rem;
5 m' }5 ^/ E6 R3 G7 B - right: -10px;
- q% f- I' C4 @9 a - display: none;
+ ?2 X+ \" A. o; I - opacity: 0;
) v( N8 Q5 \5 C" s" @ g7 X7 G - -webkit-transition: opacity 0.5s ease;8 W. s7 a- d3 H0 x. ]
- transition: opacity 0.5s ease;: X' N+ P, K# z* I% U% G* L6 i
- width: 160px;3 y. X$ s' r: Y% H2 R
- }% H; o& d5 d$ ^/ a( n
- .dropdown-menu a {, ?- z, H- j8 t- @
- color: #fff;
Z, k5 B6 ~3 d: x( a1 P - }! p/ P2 Y8 J: G; n- I8 E4 y! V
- .dropdown-menu-item {$ }% i9 k2 A( Q, k- O- k- ~( P
- cursor: pointer;5 l. e& s/ r* Z* @- G! z! N( x
- padding: 1em; d/ Q7 g v" O! k* N; i9 ]
- text-align: center;
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- .dropdown-menu-item:hover {3 P @6 Z& D6 j6 s
- background-color: #eb272d;
) G" S. G* W) S/ K' r: D - }
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3 }& |/ D b( R J可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">8 E5 I" @1 |$ x' y* e
- <!-- Checkbox toggle -->% Z" d9 ^3 y( J& d% o5 }
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 D- s! L3 p1 a3 G9 { - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 ^' h* s: Q: r: x C4 A - <!-- Content to toggle from www.mfbuluo.com-->
9 _8 z6 k- L- {4 X$ t' Q2 W. W - <div role="toggle" class="toggle-content">
5 ~" X( E) B. L8 K - BA-NA-NA-NA!
$ ?# e' Y$ B7 v - </div>3 A" F9 T% E! ]- j7 p( U
- </div>
复制代码CSS代码内容如下: - .toggle {
# t; ~0 z: h& u3 ]4 W7 R2 k - margin: 0 auto;5 N) P# Q0 Z# ?- v' b. I
- max-width: 400px;( `. |, ~( ~2 W2 e" f4 u
- }6 S1 v1 V, b& H. F; x1 s
- .toggle-label {
2 h& n$ [4 _6 E - font-size: 16px;
2 e' f0 K5 U; f* G5 R0 L4 A8 G - background: #fff;
0 }5 W5 G/ |3 b - padding: 1em;
" b! E9 W4 i) ]1 i- E. z ? - cursor: pointer;9 D6 {: Z2 h! X" z' {1 Y
- display: block;
7 a. D: v% ^) w' ?7 ^, B - margin: 0 auto 1em;
2 a, A) B, T( z* X- Q% A) M - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 [( j5 G; P+ z1 }6 s" {+ k+ b' x
- border-radius: 4px;# c/ p& R1 f* n' V6 ~. F4 H! K6 P. p1 x
- }
/ x! j" z1 U- k1 ?5 h. l& @ - .toggle-label:after {
+ U3 d1 T8 k ?% q - color: #ED3E44;" ?" Q" f2 X+ n/ |. L4 W2 ~3 q4 u
- content: "+";
1 e' M1 R1 z( A4 }1 O - float: right;. n- F T; ], X) D+ g+ r
- font-weight: bold;
# C3 q/ Q6 m- Y) E4 @ - }) J) z0 x; ^- J% I( L5 I/ z+ c
- .toggle-content {, E0 W+ } P! C
- color: #B0B3C2;$ J5 x; ^5 f5 {: u2 N/ Z" k
- font-family: monospace;8 S5 Z+ E c+ {- W
- font-size: 16px;# f; T; [$ X: ~8 N' v# r3 f
- margin-bottom: 1.5em;' }7 a4 n3 L2 ~4 p8 T6 Y. Y2 o$ R [
- padding: 1em;
, @# K# D {9 j4 g1 t - }
* v7 B D% {6 @6 J" t f2 a$ u - .toggle-input {6 z9 I! O4 {9 T9 T
- display: none;
; Y1 g) G* N8 o7 v6 Z' k' v - }
~8 R/ ~( t8 G6 o, F - .toggle-input:not(checked) ~ .toggle-content {2 z9 {* \4 e$ g0 d
- display: none;
% O" R* A3 ]+ z - }
' i7 ~9 p% a7 N7 a; ]- X" ] - .toggle-input:checked ~ .toggle-content {
- v3 N0 j+ K& E; r# c0 s' e! g, s4 p - display: block;
$ h5 S1 c8 v+ C9 W - }
, @4 t, T5 H) B: {/ Z+ x, M9 d - .toggle-input:checked ~ .toggle-label:after {
; u. y) d# K0 s2 H! v& O; ? - content: "-";4 t) s& n3 a/ o: T! ^
- }
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