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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!">/ t8 U, S4 i" ]
- Label for your tooltip/ m1 ~: P. T+ ?% F
- </span>
复制代码CSS代码: - .tooltip-toggle {3 c4 ^# A+ Z8 E ] K2 y8 J
- cursor: pointer;. m7 L. H6 X* p* a
- position: relative;3 c2 }; E0 f, `; t
- }
0 S" p2 Z" b/ r* b+ Y J - .tooltip-toggle svg {
1 v6 z# m2 {9 l, ^0 [9 @, y4 t - height: 18px;
" q2 p' m, v; q6 O( @7 A - width: 18px;
P, d# F1 f9 L2 K: @3 h - padding-right: 0.5rem;
* M4 ?8 w" Y( } - }
+ s- n' K5 Z7 Q" X; O) t - .tooltip-toggle::before {: R9 W" C! h' c! N
- position: absolute;7 D4 R2 _0 A' ]$ C. Q2 B
- top: -80px;; c! [: K6 s. j1 E- |; |' ~
- left: -80px;( L) r/ B) h6 r& ~
- background-color: #2B222A;; ]! ^6 Y- O# C6 j- ?7 z
- border-radius: 5px;
; ?6 p h# c5 w" H1 `' ] - color: #fff;* C1 M' ^, c- }% o
- content: attr(data-tooltip);
5 N# |6 X3 }$ t0 }/ j - padding: 1rem;; ?) k' q+ `+ g
- text-transform: none;
1 h+ n, O* S; d; P5 a2 D' H - -webkit-transition: all 0.5s ease; _& D/ \- m, {
- transition: all 0.5s ease;; E3 h( p8 w8 h7 l w7 k
- width: 160px;. Y a( {9 h8 B: k2 m2 Z1 ]1 W
- }8 M( w0 ]! e0 }7 s8 V6 ^
- .tooltip-toggle::after {2 c; [4 L( ]8 }9 C
- position: absolute;$ L" Y1 r* Q# X5 z9 I$ P7 [4 |' v
- top: -12px;
' T, H) C2 [$ B0 y6 P2 N+ q - left: 9px;
6 u, q4 }) {* ]0 b+ v. l; @) X - border-left: 5px solid transparent;* ?3 Y4 w6 o; w- g& ^
- border-right: 5px solid transparent;
7 u' M/ c, H3 ^7 U5 J& E - border-top: 5px solid #2B222A;
0 f x' \ d7 i8 H - content: " ";/ a" \* D4 ~) L5 ^
- font-size: 0;
5 F4 i! ^, Z& a8 U" _3 D( B - line-height: 0;
& H8 d+ t/ N" h$ @3 u - margin-left: -5px;$ w* w7 }9 G- W7 [1 }
- width: 0;
' S; r5 T8 C! k& k; ~) m" T - }
$ G; d2 X& {4 Y# f1 j: I g - .tooltip-toggle::before, .tooltip-toggle::after {7 P/ y% P, v( a' l! p ]/ @& N9 H
- color: #efefef;, x5 j! S$ c1 C: K& a+ \
- font-family: monospace;+ I8 a* u4 _4 c. W0 A! d
- font-size: 16px;3 P# M6 ]- J3 t* I' n. u5 n
- opacity: 0;
9 _' L. \: j8 M0 Z! `9 I* { - pointer-events: none;
2 u, K% V3 G& c9 S* B - text-align: center;" x; s1 S5 G m/ N2 |- |3 M! z( q
- }
0 P, h9 R- v8 |) l - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
B1 x$ r+ N/ y+ @ - opacity: 1;6 Y6 l" G- R3 a/ a3 W( a
- -webkit-transition: all 0.75s ease;8 A& M) i' H2 p* L5 D! g; Q k
- transition: all 0.75s ease;
1 e) Q: k5 _! Y, 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">
0 ~) [6 ]$ X6 x+ i3 L - <ul class="nav-items">
% B$ L6 ~3 G" F* r - <!-- Navigation -->: R& K* \' i( q" [) r% {3 G
- <li class="nav-item"><a href="#">Home</a></li>8 H( k' A( F5 b2 Y4 f
- <li class="nav-item"><a href="#">About</a></li>% p: v6 h6 k2 v
- <li class="nav-item"><a href="#">Contact</a></li>
. Z' o4 q4 o B1 |$ K - <!-- Dropdown menu -->: c; ^" ], w1 _: b) G4 L. {# V
- <li class="nav-item nav-item-dropdown">
# h! h) Y* p% W- P; u' j: y: Q - <a class="dropdown-trigger" href="#">Settings</a>$ ]% }1 ?# ~" E5 X9 j) N
- <ul class="dropdown-menu">
- |, ~( P7 _# N9 } - <li class="dropdown-menu-item">3 p- a d1 z' Y% a2 f
- <a href="#">Dropdown Item 1</a>8 ^ ~6 T. ]2 m. w
- </li>$ ~, C# Y5 w, y, i p& L) H0 s* q
- <li class="dropdown-menu-item">. x+ L/ d. h: e) F! }
- <a href="#">Dropdown Item 2</a>4 x' {2 b& v# ^% C. c
- </li>) _9 z" C& C1 ^, P3 O- [0 P
- <li class="dropdown-menu-item">) O5 y# ~( z, I) q7 N; f
- <a href="#">Dropdown Item 3</a>% D- D2 d, d: h8 H, l8 q/ F0 B* L- [
- </li>2 M# v1 z$ p0 a1 i
- </ul>2 D9 A5 w& y! a% S
- </li>0 B- v% O* q7 B& Y
- </ul>! X+ a P" w( X0 p* Q. c4 N
- </div>
复制代码对应的CSS代码如下: - .nav-container {; P2 ?% d+ `& y% |3 h3 x
- background-color: #fff;
( x! J8 _& h6 |& G/ k* r! D - border-radius: 4px;; ] y9 `7 t. }0 M# j" q. n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( h1 n: P, l2 B; _5 U8 ? - padding: 1em;
' C5 z) b$ N* P' R+ E) @. A! N - border: 1px solid #eee;
* ~% d( ?0 \8 J+ V7 o9 ] - display: block;! \8 J& | y3 U5 ~
- max-width: 400px;( f) ^" Z1 c3 X- T* M% v
- margin: 0 auto;2 j8 [5 B( g2 V% T' i
- text-align: center;
h7 c7 I$ C0 M - }; v0 h. I% v" U b7 p$ ]
- ul,
' Y- q# x" i( T6 a* N8 d+ } - li {# M# M1 U* I/ K
- list-style: none;
) R- b2 t) e* q w0 L' Q - -webkit-padding-start: 0;3 u# J T7 A1 Y1 S6 ?! v
- }
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- text-decoration: none;
( J- t; ]4 V9 U( U5 M - color: #ED3E44;5 a# x% ^! f( `1 Y! W5 K
- }
, p9 T" b4 \- D+ _ - .nav-item {# E9 [+ \/ @ @$ N+ x9 Q
- padding: 1em;
* o( s9 W+ {5 y+ E - display: inline;0 w. Q, q3 j: Z0 ~8 f
- }* a }# o7 C2 |. X/ f
- .nav-item-dropdown {5 n7 c" v( A. {% q
- position: relative;4 B* A$ o& e( V) S. R6 z
- }
3 l: e; m+ u3 D& e5 L* X% Y - .nav-item-dropdown:hover > .dropdown-menu {5 X, K7 z; S4 o, K8 H
- display: block;2 }0 s% O2 h. i/ t1 Q' N
- opacity: 1;9 S5 l& F9 J+ J( p' A. E; s+ c- B6 y
- }
- @. U( @+ t& U# M - .dropdown-trigger {5 Q7 ]4 q0 ]9 Z* [2 g$ P" F
- position: relative;, c0 i) E$ ~5 h. x
- }
6 E% b: k9 k/ e7 {6 e2 Z I2 p( a - .dropdown-trigger:focus + .dropdown-menu {
# I6 a( u5 f8 e: X% p& @ - display: block;: \9 X; _* k* F
- opacity: 1;
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- .dropdown-trigger::after {+ l& ?6 I7 N' ^$ e8 F, a. P
- content: "›";( _+ b$ c( r+ m- q' g
- position: absolute;
; l U, O. O$ F# w/ [ - color: #ED3E44;
! s+ T% W* T, W' v - font-size: 24px;
5 x& r4 v4 r( e4 E1 @% a1 W3 d - font-weight: bold;
1 |/ ] J* G' G - -webkit-transform: rotate(90deg);5 W8 S4 I% T+ ?3 l0 O) e
- transform: rotate(90deg);
- t. F* z" X0 [& f0 L - top: -5px;, ^8 }0 [- |2 j+ [, e* J- q- N
- right: -15px;, a! U7 ?2 I- y: L# z
- }6 i/ _. k- j+ J d" \
- .dropdown-menu {
) P& i( p) v& O - background-color: #ED3E44; W* z. z" I$ O- ^; l3 y$ x5 m0 S
- display: inline-block;
+ i' p+ F) k7 t6 n - text-align: right;6 ^/ ~2 l2 J/ D N. z
- position: absolute;8 p; E2 A: w: Z( x! N* c# f9 {
- top: 2.5rem;
$ n9 Z k7 s1 i8 Z! ?. T5 u - right: -10px;
5 _ Y7 Y2 S% R' V; L m" p - display: none;* j, _1 B/ X7 L0 Q8 u
- opacity: 0;! J4 M" d- Q' |' |
- -webkit-transition: opacity 0.5s ease;: \+ u2 ~/ Q$ x
- transition: opacity 0.5s ease;
- \7 W C; T3 ?- U6 D$ a8 b - width: 160px;
# }) j# m7 Q1 z0 N - }% y2 ~- S- F' J6 O' M, p$ d( X' y' n
- .dropdown-menu a {
* q, O% x7 S$ j' p - color: #fff;) ?' L6 o! I' \ t0 Q* t
- }2 D5 X) Q: f" F& K) g
- .dropdown-menu-item {
+ U" G& ?& o6 u - cursor: pointer;, h( g; p8 k* I; q+ u: ?
- padding: 1em;
! n) g3 g$ n) Z/ Q% a; _( S# J - text-align: center;$ t2 H8 b" k! u/ C' H
- }
1 R! E, M: p3 Q- u% f1 j2 t - .dropdown-menu-item:hover {
: |. R" K$ R4 u6 J - background-color: #eb272d;
d: u1 f/ \' E* ^( } - }
复制代码 6 ~% X$ _( Q: Z1 b
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( t: v' o& {# ~+ J
- <!-- Checkbox toggle -->
8 R* p7 A& D, q) ]0 w* K" d - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ L* H: [- S6 V5 x x! ^ U - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 H$ |5 x, u8 u% ^% y* J - <!-- Content to toggle from www.mfbuluo.com-->
+ `0 [& ?: c: y- d - <div role="toggle" class="toggle-content">
7 e& v6 {9 s3 K- r' y) Z L; V, q - BA-NA-NA-NA!
. ^7 j- |9 O% h# R% Y* E - </div>9 ~+ U' n! ?5 W
- </div>
复制代码CSS代码内容如下: - .toggle {. [$ z( Q$ _7 L6 x
- margin: 0 auto;% x9 P. X7 Z" ]" w9 [4 N
- max-width: 400px;/ P1 ^+ N# h3 Y
- }4 k5 O' x; H$ c+ o5 ^0 Z j% T
- .toggle-label {4 \: Y7 Y7 U# I. }/ F W1 E' ]! L
- font-size: 16px;
* \1 ^( A2 ?, l: x @+ o - background: #fff;
* P1 B; E; C0 X1 h0 V - padding: 1em;! n( p: P' e; ]+ u& o8 b+ A% i" H g
- cursor: pointer;2 _4 }- O/ O T- j8 r6 D0 |/ s0 L
- display: block;
/ C, U; A8 {+ h- ` - margin: 0 auto 1em;* x5 ?* r% F6 x# ^) j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ h5 d% } e4 } - border-radius: 4px;; Z/ J3 x6 T# i% q# x! p
- }
/ e7 q& o: b9 m6 }+ l - .toggle-label:after {
" K" e3 q/ v3 l1 O8 o5 \6 k - color: #ED3E44;* l3 g6 u% F3 Z* F7 C4 w
- content: "+";8 S1 J# o0 S9 ]4 r7 y
- float: right;
/ i' S/ }: D8 G, b/ k0 L; | - font-weight: bold;8 Z, T7 ]7 B5 z$ {( C
- }
( ^1 ? u* H3 l- ]7 `$ h - .toggle-content {; Q8 _3 k x, D( z3 V$ p8 u
- color: #B0B3C2;
" ~8 q7 d! r$ P1 j u0 x7 Y- W8 \ - font-family: monospace;& Y, N$ {, s4 |+ D) ?
- font-size: 16px;
1 c3 E6 i4 d6 ^/ ^5 B& h. h - margin-bottom: 1.5em;
) t5 F$ q4 f" J+ c* H' M - padding: 1em;
& L# r ]7 N9 J1 P6 x- S: ^" m - }
$ `- a4 `. H1 V, D5 H - .toggle-input {
& S) ~5 n) Z9 c! H# f- J0 k - display: none;
[$ y4 k4 }8 L/ q - }
2 y$ @% k- f6 R+ O% P - .toggle-input:not(checked) ~ .toggle-content {; ?1 h6 o/ `( {: J, Z% t
- display: none;4 q6 e" u8 [0 @7 y/ q+ V
- }0 ^* d, K* b0 k3 X: |" X
- .toggle-input:checked ~ .toggle-content {# y, e/ H5 I# [6 {
- display: block;' b9 V$ p1 z* N$ Q
- }
' [* G( r/ _7 w7 f4 Y - .toggle-input:checked ~ .toggle-label:after {
7 X* u$ s$ k! x$ E$ o* ^ - content: "-";
. J# U. h9 O/ c( Q% R8 a8 v - }
复制代码 - r3 W- n8 L$ @( j
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