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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!">
" ~8 H+ ^" g8 C5 I' y; F- T - Label for your tooltip# H2 z# I$ P. `/ S. N( E/ h
- </span>
复制代码CSS代码: - .tooltip-toggle {( P0 D3 a0 q m/ L4 J7 ?
- cursor: pointer;
$ ~' r" ~2 S! o8 j* p - position: relative;
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- .tooltip-toggle svg {
. V0 B7 O4 e* Z- \& D! ~& g& \. e1 ^$ W" e - height: 18px;
* Y8 m, P' A: l( P/ V2 L - width: 18px;. R7 n3 l! b5 j$ I J
- padding-right: 0.5rem;$ n3 U3 W, z5 `% M8 v6 I+ u
- }
2 a5 M5 R9 Q6 D6 p) \: u0 n: A - .tooltip-toggle::before {
9 F9 t3 E: o6 J3 N0 ~! `7 C - position: absolute;' Z0 o% b- [ L2 v# } p, @
- top: -80px;
* G& W; r+ B% Y2 W! x% p: B3 H - left: -80px; n9 ~1 T& s) O
- background-color: #2B222A;
2 S* H i- p D* H. o! y" c; L4 ` - border-radius: 5px;
* t. Q& |' t$ }1 `. A - color: #fff;3 A1 B- |1 H- ?. k/ e; F
- content: attr(data-tooltip);* S$ x s" p+ [6 d1 b# w/ N
- padding: 1rem;
0 n5 }8 q, Y) A. T! }$ p - text-transform: none;
( O5 u; i* f# z) Z# C6 R - -webkit-transition: all 0.5s ease;2 c! T0 O1 K1 S6 s0 B6 U E
- transition: all 0.5s ease;! D, e- g. n; s: { C" X( v2 ?* u
- width: 160px;$ f7 X; X1 r1 d* \& l
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- .tooltip-toggle::after {! @, C! e; b5 d
- position: absolute;
/ w' v2 J/ m) a0 ]& T7 ? - top: -12px;# x! ]. M; y: l$ X: p+ X$ K) |
- left: 9px;, k" D. N& G4 s
- border-left: 5px solid transparent;
- L* d$ y- C# r. G7 m- S& a! t - border-right: 5px solid transparent;
. i7 h& _0 G3 |) ~ - border-top: 5px solid #2B222A;
5 P" [+ q5 x9 c8 `. Y - content: " ";+ O7 H$ F; @( V) C4 G b
- font-size: 0;
9 h' h6 E+ u8 v3 m+ l, k - line-height: 0;
+ T! s! F# ^. E6 M - margin-left: -5px;9 g+ n2 G! |# g" u- s8 g1 l2 J
- width: 0;
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9 D7 J; L* z- |$ m' P1 c" R - .tooltip-toggle::before, .tooltip-toggle::after {
7 s5 i5 i; f8 R) ] - color: #efefef;
; y4 l4 Y9 s8 E) H w' G& p - font-family: monospace;% \0 ^/ z# M# _" X* P3 y
- font-size: 16px;
/ }' z! i" C+ ^% }) m$ T6 X% B - opacity: 0;$ z! q4 x- w G% |
- pointer-events: none;
9 K& f/ w' W, o; ]9 { - text-align: center;8 Y9 z6 K7 |- ?, A8 n; h: N) e! k
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 L! Y' _! k; M) x/ N2 v - opacity: 1;9 p2 F: w ]0 G; c5 L5 }/ P! p" `
- -webkit-transition: all 0.75s ease;" `" m- K/ U# M: i9 L1 F
- transition: all 0.75s ease;5 w* R6 Q. @' `# j1 c( r& ?$ t6 A
- }
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">+ |' q# ^, m8 t# t N O. r
- <ul class="nav-items">
3 Y. A$ `! Y- R+ D - <!-- Navigation -->
- _# {& X( E& N1 P/ b4 ^ - <li class="nav-item"><a href="#">Home</a></li>. n7 T! _# m# m+ B- s5 ?- k4 H+ u
- <li class="nav-item"><a href="#">About</a></li>
8 T' H: G; K9 o9 P - <li class="nav-item"><a href="#">Contact</a></li>7 T- s6 p( }% l% B
- <!-- Dropdown menu -->
1 |% e6 F" X0 U+ a! _6 ` - <li class="nav-item nav-item-dropdown">
% q8 Z: {* b. G0 M6 h! _ - <a class="dropdown-trigger" href="#">Settings</a>
5 `) O7 H3 a6 ~, s: f2 ?8 q, Y* e - <ul class="dropdown-menu">
4 n) g! ~, G" r - <li class="dropdown-menu-item">
( q% H4 W! ?( @ - <a href="#">Dropdown Item 1</a>& z5 @; V, w- Y, Q- Y
- </li>
: }, h% V) b. w1 Y) M - <li class="dropdown-menu-item">
- f7 T* ?4 {" q3 Q# g - <a href="#">Dropdown Item 2</a>
" a: ^1 K4 x% n# j - </li>* B6 K6 {' _2 {5 u; g: x- {' Z
- <li class="dropdown-menu-item">+ f2 H' b. {; F5 C$ E. I
- <a href="#">Dropdown Item 3</a>
+ t7 [8 U, S4 d t' R3 R3 H - </li>
" ]8 r t0 s3 u4 k( c& [ - </ul>
0 G8 C$ C2 Q0 z! ~6 D) J - </li>) Z! a, P+ w0 N. k, ]0 A/ ^
- </ul>
; E' Q% G* ^- U! v% A- k - </div>
复制代码对应的CSS代码如下: - .nav-container {; D G, H* @3 r; y, V
- background-color: #fff;
3 @$ r% g+ @8 E. Y% h. `) x - border-radius: 4px;& e& \8 Q1 V. D' F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: P1 ~2 R* D; ?6 H( F0 m - padding: 1em;
) R7 N% w4 u" G$ V+ A* H5 Q- J - border: 1px solid #eee;: D7 C7 q. ^& f; t0 t
- display: block;
' d. H# |6 g8 e+ s( s( z - max-width: 400px;
+ N( L" p& @& A( J( b( K8 ~ - margin: 0 auto;
8 {+ F1 y' f$ `: `. y/ d2 W/ i - text-align: center;2 s1 C2 K# |: h1 R5 M3 }) _
- }( y% z9 g4 H- d: V m) B' V
- ul,& `& @; y1 m* c3 Z: h$ t
- li {
6 c( I7 H$ d. d1 I& n - list-style: none;
$ u8 ? g! T5 f+ m. i( j6 j. T2 L) @ - -webkit-padding-start: 0;
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% @) C+ h4 T* { - text-decoration: none;
' {1 S6 G u) w0 l - color: #ED3E44;$ I# N. k6 }$ o# B8 S; \: O, c
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- .nav-item {
( T; f9 g0 w, W+ Y; N$ q5 o' E - padding: 1em;
& R( I0 L' X- ]$ q - display: inline;- {* ^8 j8 Z1 M2 y; z' ]
- }
8 ^0 e1 m, Y4 W' ]0 i. q - .nav-item-dropdown {- D; p6 B7 O. d0 S: r0 r
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
. g4 ^. Z" w9 m9 ]9 @* G! T - display: block;
) c, C1 K( f" p4 g. T5 I# q/ M - opacity: 1;7 X( o8 J/ Z& |4 a- T& d
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- .dropdown-trigger { ?6 u7 u6 g6 {! d, @; y, f
- position: relative;
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& y0 a6 _% {$ w$ { - .dropdown-trigger:focus + .dropdown-menu {$ T9 Y0 _: K1 F G8 s$ ], {/ c: @/ d
- display: block;# M* ]; l% ~$ p4 n- u8 s
- opacity: 1;) m6 h' Y# X! K! b( |7 u
- }
9 h' l* g$ K4 \" p H; I/ U: J - .dropdown-trigger::after {
5 L: z- L' J. `1 J Z7 t - content: "›";- R" w" j( r/ e5 h' b
- position: absolute;' ^ t& |# {# t' ?' q. A
- color: #ED3E44;
/ e; d4 Q0 c% T& Y8 W% ^ - font-size: 24px;
2 B3 @4 s2 ~' H/ J - font-weight: bold;
9 b% G# V" v/ M/ U - -webkit-transform: rotate(90deg);0 O% j/ p8 ^+ g
- transform: rotate(90deg);
" U" ~) X# ?( D, ?2 Z - top: -5px;
! e1 f" D1 a* Q% s* t0 }) \2 X - right: -15px;
1 g% D" h% s& T( _: l# \/ k$ l- W - }
2 N" W1 f) w6 e2 m& Q5 k# _ - .dropdown-menu {
& \, I( M& D& H+ P - background-color: #ED3E44;$ d, b- @9 [7 G$ p5 H
- display: inline-block;
- ^' ^4 _/ ~8 T- k - text-align: right;
' @( Y' V% x& I; o. \8 X - position: absolute;- Y! ^3 Z: w7 i
- top: 2.5rem;# z, Z0 H4 {4 c2 q5 j& f
- right: -10px;9 n2 I& y1 k8 b- L$ Q1 X
- display: none;
' {" R W: Z' c& t - opacity: 0;$ J5 u8 t# ]) E3 ^
- -webkit-transition: opacity 0.5s ease;
+ y g( S. ?# V5 N - transition: opacity 0.5s ease;+ g f5 B3 F* b3 k1 \ f. I" v* M& |
- width: 160px;
Q3 X/ a$ C* ]& l, T4 w/ Z" f - }
# V+ z+ V, P% B. K - .dropdown-menu a {
* G$ M; x7 v: f6 m/ r' e - color: #fff;5 s' F+ {: p, S6 i
- }
: v, Y' [- Q; s h0 d - .dropdown-menu-item { e: p1 h7 _* H2 d, `
- cursor: pointer;: O; W W9 u; o
- padding: 1em;
2 f0 x) |& D% ~' |$ B - text-align: center;$ _. ~- _3 t/ a$ R2 _7 z/ |% [7 i
- }
/ E7 T8 W" g3 S/ ?+ c" p3 ? - .dropdown-menu-item:hover {2 e' p! p8 a) Z8 x2 F
- background-color: #eb272d;
+ D) J/ w1 g; O9 a7 @$ _ - }
复制代码
# ` M" M9 t% p9 O0 H6 x可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 |4 N+ k& r9 c. V
- <!-- Checkbox toggle -->5 `7 Z+ B& X/ c$ O7 @
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! I6 R9 _9 p2 d/ C+ K - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
% X2 k6 |# P4 p) |9 h9 [ - <!-- Content to toggle from www.mfbuluo.com-->6 A2 ?3 {: l* ^" E' q$ x2 x
- <div role="toggle" class="toggle-content">, [/ C5 D: g/ i+ J6 H9 Z; R
- BA-NA-NA-NA!) z& |; O: f( D' S" V9 C6 C6 e. M
- </div>7 `9 w6 b3 [6 k. e
- </div>
复制代码CSS代码内容如下: - .toggle {
2 U5 p: _; W; L/ O" O1 m, Q# } - margin: 0 auto;1 X9 X. n* C/ L% c
- max-width: 400px;
9 C w% `) {, `) F2 O - }% i3 b4 r3 ^& B* e
- .toggle-label {1 n6 k- H0 I+ s- L- y. m
- font-size: 16px;5 ~* p5 S7 K, K
- background: #fff; ?$ e. n* |4 F' L9 t0 n
- padding: 1em;
' P) u2 \1 S1 V. q* K& |! K( r/ z" v6 b7 { - cursor: pointer;
: v# a7 v/ p y# V - display: block;
2 j. c1 d5 f* g! S" C - margin: 0 auto 1em;4 z6 P/ A$ c8 p& \# Z3 r) W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% l( a; v6 T; i# L t
- border-radius: 4px;
) p, X2 V, k" ]9 `* W5 ]+ P - }
% u+ [0 t6 t7 O2 \ - .toggle-label:after {2 \5 z; s- @) V7 _
- color: #ED3E44;8 e6 Q a- o( y0 Q- p! ^5 I" E7 v
- content: "+";
! D) H& b0 Y" y. p9 N - float: right;# V( E% e* L# ?0 |* M. [0 u
- font-weight: bold;6 ]9 `& J, Z1 @! i1 r/ u% L* t* c
- }
5 F/ B4 i4 S2 |7 p8 o y( s9 i - .toggle-content {3 y4 Z' C$ W" D W
- color: #B0B3C2;" F' p) H8 S6 o8 d
- font-family: monospace;2 V; K3 o Q( ~1 @/ W' X& v% A
- font-size: 16px;/ B4 i: q5 h( e9 F, h
- margin-bottom: 1.5em;7 x, Q+ P4 E1 }
- padding: 1em;
/ e( R ]2 [) n! \4 h - }
; B, k4 w' a' h# |7 ], ]9 y* L - .toggle-input {
9 Y a9 j* e% k! J - display: none;
9 L# \; a* [" r6 ^0 \' h2 E: y - }
1 J& a' n! s3 F - .toggle-input:not(checked) ~ .toggle-content {+ t" a) B: x2 @8 _9 w0 j" h
- display: none; ]# K( k2 x t; @" H
- }
* I; p6 c; I# E g5 z - .toggle-input:checked ~ .toggle-content {6 r4 r; {; Z+ g5 Q6 p- A( d
- display: block;
p0 G4 p- @- \ - }; L6 [1 n- C( M5 I" v: B
- .toggle-input:checked ~ .toggle-label:after {
+ T; h \ k( ~0 ?, { - content: "-";
$ f: { r j3 x- U( C) t. Q - }
复制代码
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