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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!">2 U/ M/ i, H- q
- Label for your tooltip
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复制代码CSS代码: - .tooltip-toggle {+ O+ f9 E1 r/ i U/ [7 t( z- j
- cursor: pointer;& [: o9 N9 u. p& z m& y
- position: relative;
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8 ~) q% U: K$ |, U5 Z - .tooltip-toggle svg {
: ~: N) }, F& i" F, k0 S/ @) b+ }* i& n - height: 18px;7 h. p6 U: r/ J# g# W
- width: 18px;
8 v' g. d9 t J$ g - padding-right: 0.5rem;
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$ |' i, ^3 C$ J - .tooltip-toggle::before {2 f8 Y8 g8 s3 O% W" X
- position: absolute;
6 s# c! M- ?! F2 f! F - top: -80px;
+ c# s! C$ S( X9 Z- Q$ D - left: -80px;; S7 K4 U" R0 v. V* O* v% \" x
- background-color: #2B222A;
( ^8 ^7 u1 V! f7 |& t3 ^5 u F9 Z - border-radius: 5px;# P! I; S6 P9 I2 C9 ?
- color: #fff;
& g( |+ @- @* Q0 X. g' o - content: attr(data-tooltip);
! J5 R5 }( W, F/ K4 G7 D - padding: 1rem;& b7 `" \3 E7 Y& ^' f
- text-transform: none;
5 \! t o% ~4 `1 Z. N - -webkit-transition: all 0.5s ease;
4 t5 ~$ {7 h& S5 S - transition: all 0.5s ease; s' D6 @* V. r+ ^. ^
- width: 160px;
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( F G! |$ j @ - .tooltip-toggle::after {
: I* S& j: M+ h2 Q - position: absolute;
! c) U# c1 P W& P5 @ - top: -12px;
r4 B; [% U$ m' U - left: 9px;3 e; G$ |/ T# g: \
- border-left: 5px solid transparent;) F* |0 }2 h F6 S
- border-right: 5px solid transparent;# y' x& q0 N- ^$ s2 \$ C( _, C: p/ w
- border-top: 5px solid #2B222A;1 ~$ J/ U/ N) A$ ]- X7 ]6 Q% r: ] d- y
- content: " ";
$ O5 l$ |' f) z/ ? - font-size: 0;
+ f1 Y- k/ w- U s - line-height: 0;
& `0 N0 B V3 u# a6 G7 j - margin-left: -5px;, r2 P2 ^8 j; `9 |# K5 v9 u1 y7 E) e
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
( M- I' o" M/ T b! k- Q - color: #efefef;3 Y8 y( i/ {, f, y9 w" Y( I2 E
- font-family: monospace;, {2 w/ n6 v* B' L
- font-size: 16px;8 k# Z1 k; _* R4 ?
- opacity: 0;+ }5 G2 R0 l5 Y l- a% {/ B; D- R
- pointer-events: none;
) i8 y, l U) W; i: ]! U - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; U. w1 i: ~! C- h; \
- opacity: 1;
- P; b" c9 m P; u S& i+ @ - -webkit-transition: all 0.75s ease;
d; j8 W" r$ S3 B4 m4 A - transition: all 0.75s ease;
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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">
9 H: V4 y" M0 j b - <ul class="nav-items">0 e3 e3 e9 t7 m( [
- <!-- Navigation -->
- {, N! h" Z7 i6 P - <li class="nav-item"><a href="#">Home</a></li># M) N- w! r# I H6 b7 _( R
- <li class="nav-item"><a href="#">About</a></li>5 o4 |5 s& W; X* `( e% H
- <li class="nav-item"><a href="#">Contact</a></li>$ a$ z c3 q6 s. O. y
- <!-- Dropdown menu -->
, ^/ f( T t4 k4 ~ - <li class="nav-item nav-item-dropdown">. z9 L- K) V) k- F+ R7 Q
- <a class="dropdown-trigger" href="#">Settings</a>1 z+ [: ?: r8 P: K/ b
- <ul class="dropdown-menu">
{2 }8 K! c% o/ a - <li class="dropdown-menu-item">9 w- `. F" u5 Z2 q
- <a href="#">Dropdown Item 1</a>
: r% A4 [4 U0 h! K! ^. S - </li>; v- Q6 O3 J; \+ U- g, ~3 C
- <li class="dropdown-menu-item">
7 |8 V" B1 v4 I/ r" M! O - <a href="#">Dropdown Item 2</a>
; ^5 }" W" H% b - </li>/ g+ k- b9 R; J2 B+ s& b" ~- F, ?- B
- <li class="dropdown-menu-item">$ d+ J. Z6 |, c9 [ N' @. \5 B$ H
- <a href="#">Dropdown Item 3</a>) d8 a6 [ @- f1 A# v, B6 i: X
- </li>) s# \2 k9 D0 R/ [3 u0 A& C" D
- </ul>
+ ^5 a1 O l# c1 b - </li>1 r- A7 G6 @# N$ n* Z
- </ul>% u) x1 G4 e! g4 f. R& T
- </div>
复制代码对应的CSS代码如下: - .nav-container {" q) |3 k# v2 @* h
- background-color: #fff;
+ k- ~+ {) ~% N' a - border-radius: 4px;
1 r- f0 l) |2 P: |2 n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); E& [& G1 @* ~0 F, \3 }! X# ~
- padding: 1em;
3 d5 \* v. F- c! o7 { - border: 1px solid #eee;
+ `1 j7 T4 Q; U6 R - display: block;
; }: E" ?3 c3 @0 k - max-width: 400px;
( o" R( z0 o1 m" t# P- U* W - margin: 0 auto;3 U4 U! b* N+ W9 |
- text-align: center;7 K& z4 q8 x5 E
- }
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- li {1 I1 h8 w7 s) I) P
- list-style: none;
. ?! p! `, m7 B - -webkit-padding-start: 0;
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- a {
1 ~# S/ ~) f% Z/ R3 W4 q - text-decoration: none; C; d+ ?, R5 }5 Q
- color: #ED3E44;
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- .nav-item {
/ u- j" y; R3 }6 t. h) p - padding: 1em;8 m y# J2 U! E" J( F" H1 c
- display: inline;
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0 f( I$ b G+ Y) D, X- C& J# G - .nav-item-dropdown {% t9 j5 F, ^' C9 ?% C: U' {
- position: relative;0 h, b% h3 c& z0 y
- }; T Y* u) r" P/ x' r
- .nav-item-dropdown:hover > .dropdown-menu {
) K* D0 t' {$ W# E2 F7 H. A" q - display: block;$ E4 v; Q7 r. s4 y& E9 w
- opacity: 1;
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- .dropdown-trigger {
& f+ L6 ^; w, e/ W' O0 q2 d - position: relative;' s$ a/ n+ s: c* c \2 O& N
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- .dropdown-trigger:focus + .dropdown-menu {
" h- }& d! K) _, E7 u - display: block;! M! P4 _' A1 x7 B" I
- opacity: 1;
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- .dropdown-trigger::after {4 S; s( P: P M# ?! F
- content: "›";
2 o: a9 G, i$ J9 i7 _, D - position: absolute;
" O; ]1 H. x% X& q - color: #ED3E44;' z _ t. d) M$ X" z9 G& x
- font-size: 24px;1 a- n, p S5 n- B
- font-weight: bold;
2 S y9 d4 p: g0 k& r5 U - -webkit-transform: rotate(90deg);4 R" V) P ~6 @9 _7 R" ?
- transform: rotate(90deg);
3 ]# j4 G; I5 [7 z# P' }: C: p - top: -5px;
, v3 f( y7 d# L - right: -15px;5 |' l5 V- Y* K4 M
- }9 c3 S! I& V I1 V9 \, x, ?
- .dropdown-menu {/ ` e9 e2 H$ o* F) X
- background-color: #ED3E44;6 p$ c _4 h% V2 e/ {- p- w; L3 K
- display: inline-block;- [4 r! ?7 f7 d3 @
- text-align: right;& j& K, x. Y4 b7 C
- position: absolute;
+ V& N4 K1 C$ k$ @ - top: 2.5rem;9 t0 B) U. G q, N5 A+ M0 \ Y
- right: -10px;9 S: l) n4 F& F
- display: none;
1 o" T7 O0 y! b; e5 e/ \ - opacity: 0;
! X" X- m. k( v4 ]5 c9 s - -webkit-transition: opacity 0.5s ease;
) [3 q% \/ `% E& W, x% u* D2 f - transition: opacity 0.5s ease;
, A) Q' d) n; {( [* G3 {7 ^ - width: 160px;
, \# U5 [2 X. \4 R - }
2 D$ W2 W4 W8 u6 w8 W - .dropdown-menu a {, ]! f: r; {0 I2 T8 G
- color: #fff;2 N% ^& W: ]' J8 }- U1 N/ I( y1 ]
- }0 [5 z* @+ h. E- b: e8 s/ b% B
- .dropdown-menu-item {+ Q4 J. I& t! p: U4 ]2 w! a" }
- cursor: pointer;
# r2 }# L @; w" v/ [7 J - padding: 1em;% @& \3 N; G9 u. P
- text-align: center;
% i! X9 A' m5 l - }
% d k" X% y$ N/ S1 r( v - .dropdown-menu-item:hover {
6 t6 v' H# L7 ^- z1 Q. t - background-color: #eb272d;
( ^ M* m. z' F- g - }
复制代码
2 j ~( ]$ R* R( l# J* X5 S可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' @# N/ M$ N$ u) w3 G
- <!-- Checkbox toggle -->
/ k' v% ^* q! D, @ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% g" q# h' L% c/ w
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* Q$ n& L; Y( A$ k
- <!-- Content to toggle from www.mfbuluo.com--> o% Q, V! h. x0 I) ^% _% G( O
- <div role="toggle" class="toggle-content">8 o5 W7 m6 x1 i
- BA-NA-NA-NA!; H u# m) x; v" r5 |
- </div>
7 _! t+ ?4 {8 e* [ - </div>
复制代码CSS代码内容如下: - .toggle {
I$ k" z* |& J* {% C - margin: 0 auto;0 J1 s* V+ Y7 D; |! w* Q3 {
- max-width: 400px;
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- .toggle-label {5 d/ c" W3 `# {) A
- font-size: 16px;
4 d( j$ g- e" l0 ^1 c - background: #fff;
9 @ i4 E6 c" U2 q* A3 M4 { - padding: 1em;
: k. [. A) s& |" o - cursor: pointer;
; L3 n9 \1 v- h9 o4 ~ V4 ^* |/ u! Q - display: block;
6 L* Z5 H9 C7 }5 S - margin: 0 auto 1em;
, B1 M# ?- Y3 b# |" t2 S - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ \' ^0 U$ P6 b8 l, b& @( H
- border-radius: 4px;9 J Q) k. t# y- w; q
- }( K) k* d+ s% H0 ~$ [9 k
- .toggle-label:after {6 H, M8 m% N9 P, T c: E8 f" D' r5 F+ ?
- color: #ED3E44;! M/ ^! w5 g$ q; i, W4 T
- content: "+";
! S( S, X. b5 b, i) J) ^ - float: right;2 d d/ y9 B' E" s3 h
- font-weight: bold;
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- .toggle-content {+ z$ |! M, x0 w% V' J
- color: #B0B3C2;
# {: B2 x7 t, g& o - font-family: monospace;
' K7 G, p# g0 t4 H - font-size: 16px;4 q4 k2 S" K! b! R1 C/ }
- margin-bottom: 1.5em;9 c& o; X& |, ^& m2 y
- padding: 1em;% U$ d2 q9 F! j2 C) M2 B8 T& `/ w" K
- }6 ?6 X) R ~1 R7 t6 ]; K# @3 X
- .toggle-input {
4 n$ s, j- e& w; w" O6 ` - display: none;
& k2 S2 B( J S# v! P - }8 \" A5 v( N9 G. X
- .toggle-input:not(checked) ~ .toggle-content {$ |, J, ^* [1 }5 c$ F' E/ z) W
- display: none;% ~3 ~( @. o7 i, [% n1 g; i
- }6 g6 z4 w& W2 K( U# h
- .toggle-input:checked ~ .toggle-content {
1 S! c1 A2 {5 e, ]$ d - display: block;
/ E- [, o9 o9 i+ d3 ? - }0 ~- o3 j; w7 r9 r, j
- .toggle-input:checked ~ .toggle-label:after {6 }3 m" \" O7 @; h+ {. o( J& L* h
- content: "-";
) k% \2 {4 C5 k' ?/ u - }
复制代码 7 y: J" N2 ?# x; ]. m( s* T
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