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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!">
" h1 X! `( m8 O3 h - Label for your tooltip3 I/ c' p) A! F6 _% {
- </span>
复制代码CSS代码: - .tooltip-toggle {9 e- `) l) Z7 ~/ ?* c* X
- cursor: pointer;
: A" ]) Y+ Y& i' [7 E3 {1 r - position: relative;
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- .tooltip-toggle svg {
% h5 ?( B- c/ U" T - height: 18px;8 c+ |5 p+ ~& f+ d
- width: 18px;3 f( K+ e9 d G3 _! w5 d
- padding-right: 0.5rem;
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4 l( r: _! g- u+ a5 J* w% ~ - .tooltip-toggle::before {4 B) F. n0 Y" _7 H
- position: absolute;2 y( r& y: L3 X% _2 ~; V# A% \+ l
- top: -80px; S+ g/ Z5 m4 X% w/ i
- left: -80px;, L& ]- `9 C. r9 @( L/ A- X
- background-color: #2B222A;
: R# f0 f# z6 y) |9 ? - border-radius: 5px;
& p+ d# i, l1 I" @9 q2 Y$ L; O7 o - color: #fff;
; E2 c% v! B2 v- ]- h# h( o' J - content: attr(data-tooltip);6 w& v. O p5 x4 O# i, K
- padding: 1rem;
0 r; N- h% S! m$ o G - text-transform: none;+ z9 d1 ~) Z, z1 I$ w2 y- w2 Q, B
- -webkit-transition: all 0.5s ease;' f' i& n3 W6 Q) b' J% l5 ^$ R" q& Z* j
- transition: all 0.5s ease;3 l- K1 h! \ C/ b5 f" Y
- width: 160px;; K7 S+ b$ p; C: j. x3 H: c5 V
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- .tooltip-toggle::after {
' {# [7 {: ^+ G1 \& P. a - position: absolute;
8 A4 b/ P+ X% W( G1 k( T& q: f9 J - top: -12px;
: w, y' K0 h( e4 r+ B - left: 9px;
) A% c0 x, Y' z& A/ a3 M6 q - border-left: 5px solid transparent;9 l f* \; c: m8 f% l% T
- border-right: 5px solid transparent;* F8 q. P2 l9 I
- border-top: 5px solid #2B222A;8 D* p3 P$ W g# c
- content: " ";
/ O, j4 J. C& H5 W- t- d - font-size: 0;
! n* f, t& C0 f - line-height: 0;( G/ d# ? J( \) F" ]) ]" D
- margin-left: -5px;
+ Z1 N! s( K/ c) @1 U! s7 E - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {/ U6 Z4 O5 ?5 H5 c. G- P
- color: #efefef;
Q0 c ~: a3 l. L: _ - font-family: monospace;) V: ]9 ?3 Y. K
- font-size: 16px;% r- B; U6 w9 \5 Y8 j% ^
- opacity: 0;" a5 |, @! d* E) C, K/ v; F
- pointer-events: none;
$ m1 [+ I) F7 w) g; Z% g' n - text-align: center;
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/ j$ L, [1 | C- G# F - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 J# z$ v5 H/ |5 c# h1 p: I: z - opacity: 1;& z: @: \0 E9 |
- -webkit-transition: all 0.75s ease;
: S2 i. m" z8 O* B0 t' o, u9 s - transition: all 0.75s ease;. z' D. E( n: o2 D
- }
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">
r( C8 f+ H u, |9 b - <ul class="nav-items">
$ g* p' M. J7 O - <!-- Navigation -->0 D( ?7 F5 A* u$ s; {
- <li class="nav-item"><a href="#">Home</a></li>
4 y5 T& a5 a$ q! A% N5 J - <li class="nav-item"><a href="#">About</a></li>" m# F g+ H6 T7 c9 ^
- <li class="nav-item"><a href="#">Contact</a></li>
; V. s4 k g# ~ - <!-- Dropdown menu -->
) u; G8 x5 R. j# O- K* @ d' E - <li class="nav-item nav-item-dropdown">' n' J3 _4 _2 h9 B, ~
- <a class="dropdown-trigger" href="#">Settings</a>4 ^, j( `$ M& H2 {! t0 }. i+ z
- <ul class="dropdown-menu">
4 g" q' _: K- V - <li class="dropdown-menu-item">
' X) l2 l c* }( P; g5 W6 W - <a href="#">Dropdown Item 1</a>
: a" Z, O/ u% e% t8 v2 ? - </li>
: x* P; q) G' ~( m - <li class="dropdown-menu-item">1 `& U0 m. @2 k3 f4 G7 J3 \
- <a href="#">Dropdown Item 2</a>
9 t/ D6 ~7 z; J4 J - </li>5 _4 B( g4 F+ }+ |1 w
- <li class="dropdown-menu-item">' `6 L1 C0 g" b$ T# }. \; j6 Y
- <a href="#">Dropdown Item 3</a>
' |) b9 }' D) F) | - </li>
7 S3 g+ b0 o: [; j T& U - </ul>
, @1 }& ~! x) e9 ]* r - </li>: W7 g+ t Q/ U( C; o7 }: H4 U
- </ul>8 Z% ^% u) V; P5 x/ n1 K# F' `$ o
- </div>
复制代码对应的CSS代码如下: - .nav-container {1 W* N0 ]# B" ^; K3 U% A; ]
- background-color: #fff;, m# r0 T9 F* }4 D: z
- border-radius: 4px;
3 \+ P b" d6 U - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, q9 b7 y% Z: }8 a7 r - padding: 1em;
1 L) r6 V# T( @) } - border: 1px solid #eee;
R0 c W; w( {# x - display: block;
* e: \1 w4 ~" i* _5 D" M - max-width: 400px;* e( h- e( E4 j% U" R. b
- margin: 0 auto;
3 G% U i$ X3 a* ~ - text-align: center;
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- ul,
: R9 P- K6 {% _$ v) o - li {7 z! U5 A1 ^& |6 E$ ^% l+ N
- list-style: none;
4 P- z/ ?- O1 m! H: A6 m8 m6 h" P - -webkit-padding-start: 0;
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0 b$ j# t7 S) k - text-decoration: none;! i9 E T" V R) k( l
- color: #ED3E44;
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- .nav-item {0 j3 N7 v5 ^! u* Z+ T: h% i$ p
- padding: 1em;
, J1 F( [ p4 Y8 `5 k - display: inline;. q7 ^; J" n1 A2 z. u+ B
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- .nav-item-dropdown { y# O! u. {" q( N
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {& P! ^: k: V6 a0 J7 M6 `2 w
- display: block;
6 G+ i6 U3 r# B - opacity: 1;
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- .dropdown-trigger {
& ~" u: m; @; Y - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
: Q8 ?( u0 l6 I0 a' d - display: block;0 C! s& }9 O; Y @# E+ B
- opacity: 1;# \% |5 O6 ~) Y
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- .dropdown-trigger::after {
/ M* p- s4 ]3 u1 t - content: "›";& G& I1 `. |6 t: _* B
- position: absolute;
$ s$ B) [: J# K3 k& k1 Y1 R- Q - color: #ED3E44;
" Z3 ~; O* ]- o+ W, I$ _ - font-size: 24px;7 X$ ~; S. Q. U/ X: [2 h
- font-weight: bold;. J7 h0 V3 \9 b* V( T. j* V
- -webkit-transform: rotate(90deg);- e# x+ ^5 K- f; D$ E1 D" D# G
- transform: rotate(90deg);
" S, R! {3 G6 l; i+ _ - top: -5px;
) ]6 M, ]/ O' [ - right: -15px;$ W8 U( ^6 l9 X) k- Z; B/ a
- } ^# A9 e2 W! p5 N1 G
- .dropdown-menu {% N8 V4 q6 y4 A6 G6 R8 G5 `
- background-color: #ED3E44;8 T/ H" r9 n# b# h
- display: inline-block;% Y* j: R) A" R
- text-align: right;$ k9 f7 h4 b, H2 W7 q
- position: absolute;) A$ Z1 @- P x5 ]% h( u
- top: 2.5rem;
% d8 E6 D) H z2 E$ L6 ~# M; v8 Q. h - right: -10px;
4 M+ h5 A9 w6 I/ U - display: none;0 K2 J4 P' G3 {
- opacity: 0;% C+ ?) D9 t+ ^* R: p, P1 @" o
- -webkit-transition: opacity 0.5s ease;
. p5 n4 v" J1 b& `4 r, [ - transition: opacity 0.5s ease;" Q8 k! R" \& p& v
- width: 160px;% A5 \4 G4 j. y( Y7 z! c' b* T
- }
9 F& _2 W) r9 a! u" U! s - .dropdown-menu a {
; J- l+ ]1 Y2 ?9 |/ y3 q/ Q - color: #fff;7 Q+ k% K. Z3 P2 q& S
- }
/ T/ g. Y" K6 a" x4 R! J3 X9 v0 G4 ` - .dropdown-menu-item {2 b7 ~* L$ u" [6 e6 j; ?/ l
- cursor: pointer;8 G2 C# o- D m4 d3 Q8 \
- padding: 1em;. q4 ]0 B' s7 B* o3 _
- text-align: center;8 ^6 X t; |2 O9 t3 [- v
- }" l+ H E; G" B$ ^
- .dropdown-menu-item:hover {
+ `0 {8 B p8 M& d$ B - background-color: #eb272d;
6 U+ \& B* m) o0 J6 L; h - }
复制代码
) l% p0 O1 ]4 M& x: f, x1 r可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">$ ]- e( K6 ~1 a I; B
- <!-- Checkbox toggle -->
2 t; [3 D+ y% {( g6 E - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& [8 S6 U! _1 ~" f0 f0 Q - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
3 d3 M8 d- _, r! a5 { - <!-- Content to toggle from www.mfbuluo.com-->
3 b( s/ H, L% R% n; H& T4 h - <div role="toggle" class="toggle-content">2 R. i+ g C# D
- BA-NA-NA-NA!: i, G# u1 P) [9 j
- </div>5 ]4 }! X/ I3 Q- r$ Y9 ~
- </div>
复制代码CSS代码内容如下: - .toggle {
o8 b4 M$ t8 a2 @" K# P - margin: 0 auto;4 E" _5 C' R' \8 R, L$ u
- max-width: 400px;
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- .toggle-label {1 c- V) I, u% r5 ^9 r% R
- font-size: 16px;
. r0 q* Q; E3 O+ W6 w. U+ K7 P, m - background: #fff;. s9 O" r! `" [& G: S- a4 M
- padding: 1em;! U! j3 \( ?8 @9 P) k2 H
- cursor: pointer;
9 o O |- X7 k' ]6 r6 i' w& V - display: block;) y& D9 B! ?# r3 ?& y1 A
- margin: 0 auto 1em;" R* n0 |$ O/ i) |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, O- o( h2 s* r/ |: l1 T I - border-radius: 4px;
; v q; R) a. P9 S. F1 E5 `3 y - }" y4 |( p, Q) }; J/ [' x% {
- .toggle-label:after {! {6 s" m) j4 o& d! R2 t$ W
- color: #ED3E44;
6 w9 D& G& U2 S3 ^2 _7 H - content: "+";. K. Y, i1 U3 g: O0 s- I) e+ y
- float: right;
# m) c! v4 b) z6 \ - font-weight: bold;; u$ J% j1 P1 J' a( t5 t
- }: T7 N6 _0 L* r' x. ]' P
- .toggle-content {; {/ y! I+ R/ a# P6 _2 ], m% {
- color: #B0B3C2;
9 o2 t3 X- Z* s9 i: W9 h. Q1 W. o0 Q - font-family: monospace;6 T. ^9 w V9 v
- font-size: 16px;
- T, g& P6 k( C# O! n - margin-bottom: 1.5em;
/ r+ i+ ]& x& h- Q& H - padding: 1em;/ E0 H% b" n' O7 b/ K
- }
- W' A7 l- t. K8 S; ?* R2 m/ p - .toggle-input {* x! x* ~: Z! e% \+ a# c* a8 {6 N
- display: none;' X5 ^) o" F7 x
- }
4 E" j s( V/ t3 {8 F) s - .toggle-input:not(checked) ~ .toggle-content {! C, g* }' }) B A& k6 h7 } f: B
- display: none;
# S+ J/ y4 _4 H - }
* d' d9 N5 F7 D! b! c# Q8 x - .toggle-input:checked ~ .toggle-content {2 H4 [6 V+ d" w' J
- display: block;( B- [+ c( X) f
- }
$ c) a5 d* j9 J. T- _0 ^ - .toggle-input:checked ~ .toggle-label:after {
: j4 V; T$ x; x! X9 [ - content: "-";: O5 D6 o* R" h# d/ n" y
- }
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